FDA approves birch triterpenes gel as topical medication for epidermolysis bullosa

The US Food and Drug Administration (FDA) has approved the new birch triterpenes topical gel (Filsuvez) for treating 2 variants of epidermolysis bullosa (EB).Birch triterpenes topical gel is designed for partial thickness wounds in seen in individuals aged 6 months and older with a diagnosis of Junctional Epidermolysis Bullosa (JEB) and with Dystrophic Epidermolysis Bullosa (DEB).

FILSUVEZ is the first approved treatment for wounds associated with JEB, a rare, moderate-to-severe form of EB with blisters beginning in infancy. FILSUVEZ joined the Chiesi portfolio as part of the agreement reached during the acquisition of Amryt Pharma in January of this year.

EB is a debilitating inherited skin disease that causes a person’s skin to be so fragile it can be injured just from touch. This rare, chronic, and distressing disorder affects infants, children and adults and is intensely painful; recurrent blistering and chronic wounds can result in intolerable pain with limited mobility. Living with EB entails daily challenges to navigate, including slow-healing wounds at risk of infection and painful dressing changes.

FILSUVEZ is administered at home, allowing for integration into existing treatment routines. FILSUVEZ is applied topically to the wound at each dressing change.

“At Chiesi Global Rare Diseases we are driven by a need to alleviate the burdens faced in the rare disease community by providing innovative therapies and solutions that address debilitating unmet needs.” Giacomo Chiesi, Head of Chiesi Global Rare Diseases, said. “We are grateful for the support of those living with EB and their dedicated caregivers which allowed us to reach this landmark FDA approval and proudly provide FILSUVEZ as a solution for wound care management.”

Brett Kopelan, Executive Director, debra of America, added, “The FDA’s decision to approve FILSUVEZ provides those living with EB a safe and effective treatment option for the most prominent and difficult symptom of EB, open wounds that may not heal.” Kopelan also commented that, “today marks an important milestone for those living with junctional EB, as FILSUVEZ is the first FDA approved treatment for this variant of the disease. I want to thank Chiesi for their years of close collaboration with debra of America and their dedication and commitment to bringing a treatment option forward for those with dystrophic and junctional EB. I also want to thank the patients who participated in the clinical trials to bring this therapeutic option to fruition.”

FILSUVEZ was previously approved in June 2022 by the European Commission for the treatment of skin wounds in adults and children, ages 6 months and older with both JEB and DEB.

About FILSUVEZ topical gel

FILSUVEZ® (birch triterpenes) topical gel, is a medicine that is used in adults and children aged 6 months or older with epidermolysis bullosa (EB). FILSUVEZ contains a dry extract from two species of birch bark consisting of naturally occurring substances known as triterpenes, including betulin, betulinic acid, erythrodiol, lupeol and oleanolic acid. FILSUVEZ is available as a gel that should be applied to the wound surface at a thickness of approximately 1 mm and covered by a wound dressing. The medicine can also be applied directly to the wound dressing.

About EASE Trial

The EASE trial (NCT03068780) is the largest ever global Phase 3 trial conducted in patients with EB, performed across 58 sites in 28 countries. It comprises a 3-month double-blind randomized controlled phase followed by a 24-month open-label, single-arm phase. Patients with EB target wounds of between 10 and 50cm2 in size that were present for > 21 days and < 9 months were randomized in the double-blind phase to study treatment in a 1:1 ratio and wound dressings applied according to the standard of care. 223 patients were enrolled in the trial including 156 pediatric patients. Of those who completed the double-blind phase, 100% entered the open-label safety follow-up phase. The primary endpoint of the trial was to compare the efficacy of FILSUVEZ topical gel versus control gel according to the proportion of patients with complete closure of the target wound within 45 days of treatment. The primary endpoint was achieved with statistical significance (p-value = 0.013). While the key secondary endpoints did not achieve statistical significance, a number of favorable differences were observed.

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Telangana Doctor’s Association calls off strike over pending stipends after assurance from Health Minister

Hyderabad: The Telangana Junior Doctors Association (TJUDA), who had planned to go on strike demanding their stipends, has called off their proposed strike after receiving assurance from Health Minister Damodar Raja Narasimha. The minister has promised that the stipends for junior and senior resident doctors will be paid on time by the 15th of each month.

The Telangana Junior Doctors Association, along with the Telangana Senior Resident Doctors Association (T-SRDA), had initially planned to hold a strike on Tuesday. The purpose of this strike was to express their dissatisfaction with the state government’s lack of concern regarding their stipend and the delay in receiving it. As part of the strike, the doctors intended to refuse to perform elective OP duties at government hospitals in the state.

However, the recent progress occurred as a result of a two-hour meeting convened on Monday, December 18 between the Minister, the Director of Medical Education (DME), JUDA, and SRDA. During the meeting, several discussions were conducted to address the doctor’s concerns.

Also read- Rajasthan Doctors Call Off Strike On RTH Bill After Govt Agreement

The association’s demands included the regular distribution of stipends, which meant that stipends had to be paid out on or before a specific date every month. In addition, they also demanded the appointment of an in-charge in the finance department who would get the medical bills cleared within 24 hours of the cheque release. 

In response to their requirements, the minister assured that stipends will be paid on time by the 15th of each month. Moreover, he also pledged the release of new software for smooth stipend processing within 20 days.

“Our primary demand was regular disbursal of stipends. We were assured that a green channel would be created to regularise stipends and stipends would be credited by the 15th of every month. The DME informed us that software will also be released within 20 days to make the process easier,” the president of T-JUDA, Dr Kaushik Kumar Pinjarala told Edexlive.

Apart from this, the minister assured DNB students of immediate eight-month stipend deposits and promised to resolve stipend delays for private college medical students. 

Speaking to Newsmeter, Dr Kaushik said “Regarding non-payment of stipends to PGs and Interns by private medical colleges in violation of National Medical Commission (NMC) guidelines and discrimination in stipend payment against Foreign Medical Graduate (FMG) interns, the health minister said that they will get back to us after discussion with the authorities concerned. About stipends of Diplomate National Board (DNB postgraduates), the minister spoke to the respective authorities and assured them that their eight months’ stipends would be deposited at the earliest.”

Previously, the association alleged that they had informed the government on several occasions about their pending demands that remained pending. In a letter to the DME, the association informed about their distressing situation due to the delay of stipends for second and third-year junior residents as well as house surgeons since September. 

“This delay in stipends is causing financial distress among the junior doctors. JUDA has already given multiple representations in the DME office, to the Health Secretary, to the Finance Secretary and even Health Minister. Still, the stipends have not been cleared,” reads the letter. 

Furthermore, the organization highlights that in the past, their stipends were only distributed after JUDA consistently advocated for and applied pressure on the appropriate authorities every month.

In another letter to the Health Minister on December 19, the association informed about the poor state of infrastructure at the Osmania General Hospital. They appealed for a new Osmania Hospital building to serve the citizens with better healthcare services. 

“We also informed the minister about the requirement of hostel rooms and facilities as with increased PG seats, more PG medicos are joining. He noted down the list of hospitals and colleges and the area available for the construction of new hostels. Where there is space, new hostels will be constructed and where there is a lack of space, hostels will be allotted in other nearby areas. The minister has also assured that work for a new building for Osmania General Hospital (OGH) will commence very soon,” said the T-JUDA president.

The association had expressed another significant worry about the mounting pressure on doctors caused by extended work hours and demanding schedules. In response to this concern, the authorities provided reassurance that a committee would be established to develop essential guidelines for the working hours of interns and postgraduate doctors.

Medical Dialogues had reported that the JUDA previously called off their strike in April this year after protesting by wearing black badges, highlighting the poor working facilities given by the government. They wore black badges demanding that PG students attending DRP be given sufficient accommodations, security, and food amenities. Their demands also included raising stipends by 15 per cent, providing a written guarantee that stipends would be credited by the 10th of each month, and clearing pending stipends for February and March. In response to this, the DME assured that their demands would be addressed. 

Also read- Telangana Junior Doctors Call Off Strike Over Pending Stipends After Assurance

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JB Pharma enters Opthalmology space, signs Rs 1,089 crore deal with Novartis for 10 brands

New Delhi: JB Chemicals & Pharmaceuticals Ltd (JB Pharma) has announced that the Company has inked a trade mark licence agreement along with promotion and distribution pact with Novartis for select ophthalmology brands entailing a total sum of Rs 1,089 crore.

The acquired brands include Simbrinza, Travatan, Travacom, Azopt, Azarga, Vigamox, Nevanac, Ilevro, Vigadexa, Pataday.

The board of directors at its meeting held on December 19, 2023 approved the execution of a trade mark licence agreement with Novartis Innovative Therapies AG, which is perpetual in nature for the Indian market, for a portfolio of select ophthalmology brands which will be effective in January 2027, JB Pharma said in a regulatory filing.

The board also approved the promotion and distribution agreement with Novartis Healthcare Pvt Ltd for the same portfolio of select ophthalmology brands for the Indian market for a period of three years starting December 2023, it added..
On the financial details of the agreements, JB Pharma said it will pay USD 116 million (Rs 964 crore), excluding applicable taxes, stamp duty and working capital, for the trade marks licence agreement to Novartis Innovative Therapies AG, Switzerland.
Another Rs 125 crore, excluding applicable taxes, stamp duty and working capital, will be paid to Novartis Healthcare Pvt Ltd, India under the promotion and distribution agreement.
“JB Pharma shall offer employment to the impacted associates working on these ophthalmology brands,” the filing said.
On the reasons for the acquisition, the company said, “Ophthalmology is one of the fastest growing therapies in the Indian pharma market and this deal will catapult JB Pharma to among the leading players in the ophthalmology segment.”
Overall, JB Pharma said the ophthalmology market is a structurally attractive market and major players have registered over 10 per cent value growth with structural tailwinds such as higher cataract surgeries driven by increased infrastructure and rising affordability, growth of 50-plus population and significant under-penetration.
“The brands enjoy strong recall with doctors with perception of better quality as compared to competition,” it said.
Citing IQVIA, MAT September, 2023 data, sales for this ophthalmology portfolio was at Rs 207.8 crore, the company said.

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Russia-Ukraine Conflict: Minister of External Affairs Informs LokSabha on NMC Initiatives Helping FMGs

New Delhi: During the conflict between Ukraine and Russia, around 18,282 Indian nationals, predominantly medical students were repatriated by the Government of India under “Operation Ganga” in the wake of the Ukraine Conflict, the Minister of External Affairs Dr. Subrahmanyam Jaishankar informed the Lok Sabha.

He further highlighted the fact that considering the challenges faced by the Indian students repatriated from Ukraine in continuing their medical studies, the National Medical Commission (NMC) offered several reliefs to such students such as allowing the final year students to appear in the Foreign Medical Graduate Examination (FMGE), issuing no-objection to the Academic Mobility Program offered by Ukraine etc.

The provisions of the NMC scheme, as mentioned by Dr. Jaishankar are as follows:

(i) Indian students who were in the last year of their undergraduate medicine course and have subsequently completed their studies and granted certificate of completion of course/degree on or before 30 June 2022, are permitted to appear in Foreign Medical Graduate (FMG) Examination.

(ii) After qualifying the FMG examination, such foreign medical graduates are required to undergo Compulsory Rotating Medical Internship (CRMI) for a period of two years enabling them for registration.

(iii) The NMC has conveyed No-objection to the Academic Mobility Program offered by Ukraine i.e. temporary relocation (for the period of conflict) to other universities in different countries (except India). Under this relaxation, the FMGs returning from Ukraine are allowed to avail one time opportunity to complete their remaining medical course. The Degree may, however, be awarded by the University where they shall migrate. On 22 November 2023, NMC extended the relaxation granted in such cases by 3 months.

Also Read:NMC Releases FAQs related to issues faced by Foreign Medical Graduates, Check Details

The Minister provided the information while responding to the queries raised by Shri N. K. Premachandran related to the Indian students studying abroad. He questioned the Minister if the Government has established an effective system for monitoring the issues of the Indian students studying abroad, whether the Government ensures that the concerned agencies who arrange admission of Indian Students abroad fulfill all the measures given to students/parents.

Further, he asked the Minister whether the Government has received any complaints regarding the frauds committed by various agencies with respect to the study of Indian students abroad and whether the Government has attended to issues faced by the Indian students due to Ukraine conflict. He also sought to know the details of action taken to protect the Indian students who have been studying in Ukraine and the action taken to resolve the mental issues due to the harassment of the Indian students abroad.

Responding to the queries, the Minister mentioned in a written statement, “The welfare of Indian students abroad is one of the foremost priorities for the Government of India. Indian Missions/ Posts abroad arrange welcome ceremonies for students enrolled for studying in foreign universities, encouraging them to register with the Missions/ Posts. Wherever Indian students are enrolled in Universities abroad, the Missions keep in regular touch with them. Heads of Mission/Post and senior officials visit Universities and educational institutions for regular interactions with Indian students and student associations.”

“Indian Missions/ Posts abroad respond to any issues faced by Indian students on priority basis. Grievances are responded through various channels like calls, walk-ins, e-mails, social media, 24×7 Helplines, Open Houses, and MADAD portal. Any complaints received from the students abroad are taken up with the concerned universities/ educational institutions and the host government as the case may be, for requisite action. Our Missions and Posts remain vigilant and closely monitor the well being of students. In case there is any untoward incident, it is immediately taken up with the concerned authorities of the host country to ensure that the incident is properly investigated and the perpetrators are punished. During emergency or crisis situations, our Missions/Posts abroad proactively help distressed /stranded Indian students in terms of providing food, shelter, medicine and return passage to India. Most recently, Indian students were repatriated under various operations such as Vande Bharat Mission, Operation Ganga and Operation Ajay from countries around the world,” he further added.

Referring to the Government’s measures to warn the Indian students against taking admission to fraudulent Universities, the Minister mentioned, “Seeking higher education overseas is mostly an individual decision made by Indian students, who often use services of private education consultancies. The Government is aware of some instances of fraudulent admissions in foreign universities through unscrupulous agencies, which are dealt with by the Ministry on case-to-case basis. Such cases are referred to the State Governments for strict legal action against such education agents. Missions/ Posts abroad issue regular advisories to warn students about fake Universities. Some Missions/Posts share the link of the list of genuine Universities on their website so that students may apply to these Universities only. Social media platforms are also utilized to sensitize the Indian students about the fake Universities.”

He also addressed the Indian students, who were studying in Ukraine during the war and informed that around 18,282 Indian nationals, predominantly medical students were repatriated by the Government of India under the “Operation Ganga” in the wake of the Ukraine Conflict.

To view the written statement, click on the link below:

https://medicaldialogues.in/pdf_upload/lok-sabha-ukraine-228028.pdf

Also Read: All FMGs who Returned Till 31.03.2022 can Avail Academic Mobility Programme till March 7, 2024: NMC

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Standards of Care in Diabetes 2024: ADA recommends more personalization, additional obesity measurements beyond BMI

USA: The American Diabetes Association (ADA) has released new screening and obesity management recommendations for diabetes patients. The updated Standards of Care in Diabetes—2024 is available online and is published as a supplement to the January 2024 issue of Diabetes Care.

The ADA’s Standards of Care for 2024 include new recommendations to screen for heart failure, type 1 diabetes risk, and peripheral arterial disease (PAD), along with new obesity management guidance. It also includes new recommendations related to bone health and liver disease. The Standards of Care are essentially the global guidelines for the care of individuals with diabetes and those at risk.

The ADA’s Professional Practice Committee developed the document via a scientific literature review. The panel comprised 21 professionals, including physicians from many specialities, certified diabetes care and education specialists, nurse practitioners, pharmacists, and dieticians.

This article will mainly focus on the ADA’s updates in obesity and weight management for the prevention and treatment of type 2 diabetes.

Obesity is a chronic, often relapsing disease with several physical, metabolic, and psychosocial complications, including a substantially increased type 2 diabetes risk. There is strong and consistent evidence that obesity management can delay the progression of prediabetes to type 2 diabetes (T2D) and is highly beneficial in T2D treatment.

The ADA aimed to provide evidence-based recommendations for obesity management, including pharmacologic, behavioural, and surgical intervention in people with, or at high risk of, type 2 diabetes.

Assessment and Monitoring of the Individuals with Overweight and Obesity

The use of person-centred, nonjudgmental language is recommended to foster collaboration between individuals and health care professionals, including person-first language.

To support the diagnosis of obesity, measure height and weight to calculate BMI and perform additional measurements of body fat distribution, like waist circumference, waist-to-hip ratio, and/or waist-to-height ratio.

At least annual monitoring of obesity-related anthropometric measurements is recommended to inform treatment considerations.

Accommodations should be made to provide privacy during anthropometric measurements.

In people with type 2 diabetes and overweight or obesity, weight management should represent a primary goal of treatment along with glycemic management.

People with diabetes and overweight or obese may benefit from any magnitude of weight loss. Weight loss of 3–7% of baseline weight improves glycemia and other intermediate cardiovascular risk factors.

Initial treatment approaches for obesity should be individualized.

Nutrition, Physical Activity, and Behavioral Therapy

Physical activity, nutrition, and behavioural therapy to achieve and maintain ≥5% weight loss are recommended for people with type 2 diabetes and overweight or obese.

Interventions including high frequency of counselling (≥16 sessions in 6 months) with a focus on nutrition changes, physical activity, and behavioural strategies to achieve a 500–750 kcal/day energy deficit be beneficial for weight loss and should be considered when available.

Structured programs delivering behavioural counselling (face-to-face or remote) to address barriers to access should be considered.

Nutrition recommendations should be individualized to the person’s preferences and nutritional needs.

When developing a plan of care, systemic, structural, and socioeconomic factors that may impact nutrition patterns and food choices should be considered, such as food access to healthful food options, insecurity and hunger, cultural circumstances, and other social determinants of health.

For those who achieve weight loss goals, long-term (≥1 year) weight maintenance programs are recommended, when available.

When short-term nutrition intervention using structured, very low-calorie meals (800–1,000 kcal/day) is considered.

Nutritional supplements are not effective for weight loss and are not recommended.

Pharmacotherapy

Whenever possible, minimizing medications for comorbid conditions that are associated with weight gain is recommended.

When choosing glucose-lowering medications for people with type 2 diabetes and overweight or obesity, prioritize medications with beneficial effects on weight.

Obesity pharmacotherapy should be considered for people with diabetes and overweight or obesity along with lifestyle changes. Potential benefits and risks must be considered.

In people with diabetes and overweight or obesity, the preferred pharmacotherapy should be a glucagon-like peptide 1 receptor agonist or dual glucose-dependent insulinotropic polypeptide and glucagon-like peptide 1 receptor agonist with greater weight loss efficacy (i.e., semaglutide or tirzepatide), especially considering their added weight-independent benefits.

To prevent therapeutic inertia, for those not reaching goals, reevaluate weight management therapies and intensify treatment with additional approaches.

Metabolic Surgery

Metabolic surgery should be considered as a weight and glycemic management approach in people with diabetes with BMI ≥30.0 kg/m2 who are otherwise good surgical candidates.

Metabolic surgery should be performed in high-volume centres with interprofessional teams knowledgeable about and experienced in managing obesity, diabetes, and gastrointestinal surgery.

People who undergo metabolic surgery should receive long-term medical and behavioural support and routine micronutrient, nutritional, and metabolic status monitoring.

In people who undergo metabolic surgery, routinely screen for psychosocial and behavioural health changes and refer to a qualified behavioural health professional as needed.

To sum up, new updates in managing obesity in people with diabetes, include approaches to reduce therapeutic inertia, support more personalization, and incorporate additional obesity measurements beyond body mass index (i.e., waist circumference, waist-to-hip ratio, and/or waist-to-height ratio).

Reference:

American Diabetes Association Professional Practice Committee; 8. Obesity and Weight Management for the Prevention and Treatment of Type 2 Diabetes: Standards of Care in Diabetes–2024. Diabetes Care 1 January 2024; 47 (Supplement_1): S145–S157. https://doi.org/10.2337/dc24-S008

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AIIMS releases Schedule Of First MBBS Supplementary Professional Exams, details

Delhi: All
India Institute of Medical Sciences (AIIMS) has released the schedule of the first
MBBS (Supplementary) professional examinations to be held in December 2023 to
January 2024.

The examinations begin on 26.12.2023 and continue
till 6.01.2024. The theory examinations will be conducted from 26.12.2023 to
03.01.2024, and practical examinations from 04.01.2024 to 06.01.2024.

Detailed
timetable –

Theory
Examinations –

Venue – Examination Section First Floor Convergence Block
AIIMS, New Delhi

Time of Theory – 09:30 AM to 12:30 PM

Date

Day

Subject

Paper No

26.12.2023

Tuesday

Anatomy

I

27.12.2023

Wednesday

-do-

II

29.12.2023

Friday

Biochemistry

I

30.12.2023

Saturday

-do-

II

02.01.2024

Tuesday

Physiology

I

03.01.2024

Wednesday

-do-

II

Practical Examinations – Students need to check the time and
venue from the respective departments.

Date

Day

Subject

04.01.2024

Thursday

Anatomy

05.01.2024

Friday

Biochemistry

06.01.2024

Saturday

Physiology

All candidates are advised to submit their Examination Fees
before the last date of Registration (to be announced later) and take a printout of Admit Card from the website. No candidate will be permitted to enter the
examination hall without Admit Card and Identity Card. All the latest information
will only be available on the Examination Section website of AIIMS in “STUDENT
TAB”.

All India Institute of Medical Sciences, New Delhi, is a
globally acclaimed public medical research university and hospital based in New
Delhi, India. The institute is governed by the AIIMS Act 1956 and operates
autonomously under the Ministry of Health and Family Welfare.

Objectives of AIIMS – 

1. To develop a pattern of teaching in undergraduate and postgraduate medical education in all its branches so as to demonstrate high standard of medical education to all medical colleges and other allied institutions in India.

2. To bring together in one place educational facilities of the highest order for the training of the personnel in all important branches of the health activity.

3. To attain self-sufficiency in postgraduate medical education.

To view the notice, click on the link below –

https://medicaldialogues.in/pdf_upload/date-sheet-first-mbbs-supple-january-2024-227707.pdf

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Higher HbA1c levels in early pregnancy without diabetes tied to increased risk of spontaneous pregnancy loss: Study

China: Findings from a prospective cohort study have shown an association between serum glycated haemoglobin (HbA1c) levels at early gestation and the risk of subsequent pregnancy loss in pregnant women without diabetes mellitus.

The findings published in JMIR Public Health and Surveillance support the need for monitoring HbA1c levels to identify individuals at high risk of subsequent spontaneous pregnancy loss (SPL) in the general population of pregnant women.

Spontaneous pregnancy loss (spontaneous abortion), defined as fetal death occurring before 28 gestational weeks, is one of the serious morbidities during pregnancy and leads to an increased risk of reduced fertility, long-term anxiety, and depression among pregnant women. The aetiology of SPL remains largely unknown. Serum HbA1c level is an established predictor of SPL risk among diabetic women, but not much is known about the existence of an association among pregnant women without diabetes when glycemic levels are within the normal range.

Xiaotian Chen, Children’s Hospital of Fudan University, National Children’s Medical Center, Shanghai, China, and colleagues, therefore, aimed to quantify the association between maternal HbA1c levels in early pregnancy and subsequent risk of spontaneous pregnancy loss in a cohort of pregnant women without diabetes.

The study included 10,773 pregnant women without diabetes enrolled at their first antenatal care visit at a hospital’s early pregnancy clinic from 2016 to 2018 in Shanghai, China. Fasting blood glucose (FBG) and HbA1c levels were examined at enrollment. SPL diagnosis was derived from medical records and confirmed via telephone interviews.

Generalized linear models were used to quantify the associations of continuous and dichotomized maternal HbA1c levels with SPL risk and reported crude and adjusted risk ratios (RRs). The potential nonlinear dose-response relationship was assessed using a restricted cubic spline (RCS) regression model. Adjusted covariates included education level, maternal age, gestational weeks, preconception BMI, history of adverse pregnancy outcomes, gravidity, folic acid supplementation, family history of diabetes, and drinking and smoking during the periconception period.

The study revealed the following findings:

· A total of 273 cases of spontaneous pregnancy loss occurred.

· Every 0.5% increase in HbA1c levels was linearly associated with a 23% increase in SPL risk (adjusted RR [aRR] 1.23). The RCS model revealed that this association was linear.

· Analyses based on dichotomized HbA1c levels showed a significantly increased risk of SPL when HbA1c levels were ≥5.9% (aRR 1.67), and the significance threshold was ≥5.6% (aRR 1.60).

· Sensitivity analyses showed similar results when including the participants with missing SPL records or HbA1c data.

· Linear associations of HbA1c levels remained significant even in the subgroups without alcohol consumption, overweight, and a family history of diabetes and adverse pregnancy outcomes.

· Every 1 mmol/L increment in maternal FBG levels was associated with a >2-fold higher risk of SPL (aRR 2.12).

“In this large prospective cohort study, we provide solid evidence that HbA1c levels in early gestation within the clinically normal range were associated with an increased risk of SPL in a linear dose-response manner among pregnant women without diabetes,” the researchers wrote.

“Our findings in a prospective cohort are novel and deepen our understanding of the important pathophysiologic role of impaired maternal glycemic metabolism in the development of spontaneous pregnancy loss,” they concluded.

Reference:

Chen X, Zhang Y, Chen H, Dou Y, Wang Y, He W, Ma X, Sheng W, Yan W, Huang G. Association Between Serum Glycated Hemoglobin Levels at Early Gestation and the Risk of Subsequent Pregnancy Loss in Pregnant Women Without Diabetes Mellitus: Prospective Cohort Study/ JMIR Public Health Surveill 2023;9:e46986. URL: https://publichealth.jmir.org/2023/1/e46986. DOI: 10.2196/46986

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Targeting TyG index more effective for primary and secondary prevention of hypertension, study suggests

China: Early identification of increasing triglyceride glucose index (TyG index) could provide insights for hypertension prevention later in life, a recent study has suggested. The study was published online in Cardiovascular Diabetology on December 15, 2023.

Hui Zhao, Health Management Center of the Second Affiliated Hospital of Dalian Medical University, Shahekou District, Dalian, Liaoning, China, and colleagues showed that elevated triglyceride glucose index at baseline and long-term trajectories of TyG index were associated with hypertension risk.

Previous studies have demonstrated that TyG index trajectories are associated with cardiovascular diseases (CVDs). However, no investigation has been performed on the association between the patterns of TyG index trajectories and hypertension risk. The research team, therefore, aimed to identify distinct TyG index trajectories over 12 years and describe their association with the incidence of hypertension in a longitudinal general population.

For this purpose, they retrospectively recruited 15,056 adults from the Physical Examination Center of the Second Affiliated Hospital of Dalian Medical University in the northeast of China. The median age of the population was 38 years, and 48.83% of the participants were men.

TyG index was calculated as ln (fasting TG [mg/dL] × FPG [mg/dL]/2) and the TyG index trajectories were developed using group-based trajectory modelling. The association between the TyG index and the incidence of hypertension was assessed using the Cox regression analysis.

The researchers reported the following findings:

  • Three distinct TyG index trajectories were identified: “low increasing” (N = 7241), “moderate increasing” (N = 6448), and “high stable” (N = 1367).
  • Using the “low increasing” trajectory as a reference, “moderate increasing” and “high stable” trajectories were associated with an increased risk of hypertension (HR = 2.45 and HR = 3.88).
  • After adjusting for baseline age, sex, smoking, diabetes, systolic blood pressure, diastolic blood pressure, cholesterol, BMI, high-density lipoprotein cholesterol, low-density lipoprotein cholesterol, blood glucose, triglyceride, uric acid, urea and glomerular filtration rate, the HR were slightly attenuate in “moderate increasing” and “high stable” trajectories to 1.38 and 1.69 respectively. Similar results were observed in multiple sensitivity analyses.
  • The HR of the “moderate increasing” and “high stable” trajectory groups were 2.63 and 4.66 in females and 1.66 and 2.33 in males.

“Our findings indicate that not only the baseline TyG index but also high TyG index growth trajectories were associated with hypertension development,” the researchers wrote. “Long-term monitoring of dynamic changes of the TyG index may identify people at high hypertension risk.”

“Prevention programs that target the TyG index may be more effective for primary and secondary prevention of hypertension,” they concluded.

Reference:

Xin, F., He, S., Zhou, Y. et al. The triglyceride glucose index trajectory is associated with hypertension: a retrospective longitudinal cohort study. Cardiovasc Diabetol 22, 347 (2023). https://doi.org/10.1186/s12933-023-02087-w

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Warfarin use reduces mortality risk after aortic valve replacement

USA: Warfarin use after bioprosthetic surgical aortic valve replacement (sAVR) was tied to lower all-cause mortality and decreased thromboembolism risk compared with not receiving warfarin, a recent retrospective study has revealed. The findings were published online in Mayo Clinic Proceedings. 

The use of bioprosthetic aortic valve replacement has increased significantly during the past decade. Among its advantages is that most patients can avoid warfarin for anticoagulation treatment. Even so, research has been conflicting on whether patients would benefit from more aggressive early postoperative anticoagulation treatment.

The researchers compared thromboembolic events and all-cause mortality in patients undergoing surgical aortic valve replacement receiving anticoagulation with warfarin versus patients with no systemic anticoagulation.

Mayo Clinic researchers analyzed nationwide data on more than 10,000 patients who underwent bioprosthetic aortic valve replacement. Warfarin use was associated with a 32% reduction in mortality risk. Patients treated with warfarin early postoperatively also had an increased risk of major bleeding events. 

Key findings:

  • Of 10,589 patients having sAVR, 72.3% were in the
    nonwarfarin group and 27.7% were in the warfarin group. After PS matching, 2930
    pairs of patients were analyzed. Median follow-up was 4.1 months for the
    warfarin group and 21.3 months for the nonwarfarin group.
  • Overall mortality was lower for the warfarin
    group than for the nonwarfarin group (hazard ratio [HR], 0.68), and there was a
    trend toward decreased cumulative incidence of thromboembolic events
    (subdistribution HR [SHR], 0.62).
  • The cumulative incidence of major bleeding events
    was higher for the warfarin group vs the nonwarfarin group (SHR, 1.94). Results
    were similar in a subgroup analysis of patients undergoing isolated sAVR.

“The findings support early warfarin use in appropriately selected patients, such as patients with low bleeding risk,” says Hartzell Schaff, M.D., a Mayo Clinic cardiovascular surgeon who contributed to the study. “There’s often reluctance to prescribe anticoagulant treatment early after surgery due to concerns about bleeding and uncertainty about benefits. Our research finds that the small increased hazard of bleeding (4% versus 2.3%) may be an acceptable risk given the benefits in terms of mortality risk as well as reduced risk of thromboembolism.”

The Mayo Clinic study analyzed deidentified patient data from 2007 to 2019 using OptumLabs Data Warehouse, which contains claims data of commercially insured and Medicare Advantage enrollees of all ages and races throughout the U.S.

Reference:

Huang Y, Schaff HV, Swarna KS, Sangaralingham LR, Nishimura RA, Dearani JA, Crestanello JA, Greason KL. Benefit of Anticoagulation Early After Surgical Aortic Valve Replacement Using Bioprosthetic Valves. Mayo Clin Proc. 2023 Dec;98(12):1797-1808. doi: 10.1016/j.mayocp.2023.08.012. 

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Polihexanide monotherapy safe and effective in Acanthamoeba Keratitis, finds study

In a groundbreaking phase 3 study, researchers have compared the effectiveness of two treatment regimens for Acanthamoeba keratitis (AK), a rare but potentially severe eye infection. The trial, focused on evaluating the outcomes of patients treated with topical polihexanide (PHMB), with one group receiving a combination therapy and the other a novel monotherapy approach found that polihexanide (PHMB) 0.08% monotherapy was as effective as dual therapy with PHMB 0.02% + propamidine, with medical cure rates of more than 86%.

The trial results were published in the journal Ophthalmology. 

Acanthamoeba keratitis (AK) is one of the less common causes of microbial keratitis, but also one of the most severe diseases requiring prolonged treatment time, high rates of surgical intervention, and poor visual outcomes. Recent studies have shown that topical polihexanide (PHMB) treatments have cure rates within 12 months. Hence, researchers conducted a trial to evaluate topical PHMB (polihexanide) 0.02% (0.2 mg/ml)+ propamidine 0.1% (1 mg/ml) with PHMB 0.08% (0.8 mg/ml)+ placebo (PHMB 0.08%) for Acanthamoeba keratitis (AK) treatment. 

The research involved 135 participants aged 12 and older, presenting with clinical findings consistent with AK. Inclusion criteria allowed for the enrollment of individuals with concurrent bacterial keratitis, using topical steroids, and antiviral, and antifungal drugs before randomization. Exclusion criteria ruled out patients with concurrent herpes or fungal keratitis and those on antiamebic therapy (AAT). The study design was a prospective, randomized, double-masked, and active-controlled trial with a multicenter approach. Participants were randomized 1:1, utilizing a computer-generated block size of 4. The primary objective was to determine the medical cure rate (MCR) within 12 months without the need for surgery or a change in antiamebic therapy.

Findings:

  • The findings have significant implications for the treatment landscape of Acanthamoeba keratitis. The novel monotherapy approach not only showcases promising efficacy but also offers a potential alternative to current treatment protocols. As researchers continue to delve into the intricacies of ocular infections, this study marks a substantial step forward in improving outcomes for individuals affected by Acanthamoeba keratitis.
  • Results from the study’s full-analysis subset, consisting of 127 participants, revealed intriguing findings.
  • The adjusted MCR within 12 months was remarkably similar for both groups—86.6% for the combination therapy of PHMB 0.02% + propamidine and 86.7% for the novel PHMB 0.08% monotherapy.
  • The noninferiority requirement for the latter was met, with an adjusted difference of only 0.1 percentage points and a lower one-sided 95% confidence limit of -8.3 percentage points.
  • Secondary outcomes, including best-corrected visual acuity and treatment failure rates, were comparable between the two treatment groups.
  • The median best-corrected visual acuity was an impressive 20/20, and the overall treatment failure rate was reported at 13.4%. Of those patients experiencing treatment failure, 6.3% required therapeutic keratoplasty.

Importantly, the study demonstrated the safety of both treatment regimens, with no serious drug-related adverse events reported. This suggests that PHMB 0.08% monotherapy could potentially match the efficacy of the widely used dual therapy with PHMB 0.02% + propamidine in populations with similar disease severity.

Further reading: The Orphan Drug for Acanthamoeba Keratitis (ODAK) Trial. PHMB 0.08% (Polihexanide) and Placebo versus PHMB 0.02% and Propamidine 0.1%. https://doi.org/10.1016/j.ophtha.2023.09.031

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