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Efficacy and safety of semaglutide according to frailty status

A recent study found semaglutide to be effective in improving various clinical outcomes in patients with frailty, with greater benefits observed in those with higher frailty indices. The medication demonstrated a positive impact on health-related quality of life, highlighting its potential as a treatment option for this population.

SourceJAMA Network·JournalJAMA Cardiology·DateSep 16, 2026

Penn engineers develop AI tool to design peptides that turn signals on or off

Researchers at the University of Pennsylvania and Chinese University of Hong Kong created TD3B, an AI framework guiding peptide generation toward candidates predicted to have a desired effect. The tool predicts binding likelihood and determines activation or deactivation of associated cellular machinery.

Online prescribing of GLP-1 receptor agonists

A secret shopper study found that online prescription vendors for GLP-1 receptor agonists often lack clinician interaction, relying on patient-reported questionnaires. This may lead to prescriptions being issued without important clinical and social history, compromising patient safety.

SourceJAMA Network·JournalJAMA·DateJul 6, 2026

Smell and taste disturbances among GLP-1 RA users

A recent study published in JAMA Otolaryngology–Head & Neck Surgery reveals a higher incidence of smell and taste disturbances among GLP-1 RA users. The findings underscore the importance of regular monitoring and awareness to mitigate these adverse effects.

SourceJAMA Network·JournalJAMA Otolaryngology–Head & Neck Surgery·DateJun 25, 2026

Patient experiences with GLP-1 receptor agonists

Patients described GLP-1 RA therapy as a facilitator of lifestyle change, highlighting the need for standardized guidelines on patient education and clinical support. The quality of care was highly variable, leading to potential expectation management issues around adverse effects and long-term management.

SourceJAMA Network·JournalJAMA Network Open·DateJun 5, 2026

Understanding GLP-1 signaling: A path to better therapies

A new study finds that a novel GLP-1 receptor agonist, Exendin-4-Phe (Ex-Phe-1), preserves glycemic control while reducing malaise and vomiting behaviors in preclinical models. The compound uses biased agonism to selectively activate certain signaling pathways, achieving desired effects without triggering others.

SourceUniversity of Pennsylvania·JournalDiabetes Obesity and Metabolism·TypeExperimental study·DateFeb 26, 2026

SGLT2 inhibitors vs GLP-1 receptor agonists for kidney outcomes in individuals with type 2 diabetes

A comparative effectiveness study found that SGLT2 inhibitors were associated with a lower risk of chronic kidney disease and acute kidney injury compared to GLP-1 receptor agonists. These findings suggest that SGLT2 inhibitor treatment may be an effective strategy for preventing kidney disease in individuals with type 2 diabetes.

SourceJAMA Network·JournalJAMA Internal Medicine·DateJan 20, 2026

GLP-1 receptor agonists and cancer risk in adults with obesity

A retrospective cohort study found that GLP-1 receptor agonists may reduce overall cancer risk, including lower risks of endometrial and ovarian cancers, among patients with obesity or overweight. However, these medications may also increase the risk of kidney cancer, highlighting the need for longer-term follow-up.

SourceJAMA Network·JournalJAMA Oncology·DateAug 21, 2025

New study reveals potential link between GLP1 agonists and depression: Calls for urgent attention

A recent study published in Current Neuropharmacology suggests a potential link between Glucagon-like Peptide-1 (GLP1) receptor agonists and depression, particularly in individuals with low dopamine function. The authors urge caution and recommend genetic testing to identify individuals at risk before prescribing these medications.

SourceBentham Science Publishers·JournalCurrent Neuropharmacology·DateApr 17, 2025

Study finds women much more likely to be aware of and have good understanding of obesity drugs

A study published by the European Association for the Study of Obesity found that women are significantly more aware of and have a better understanding of obesity drugs like semaglutide and tirzepatide. Understanding tolerable side effects, effectiveness, and ability to maintain weight loss is crucial for people commencing treatment.

Cardioprotective glucose-lowering agents and dementia risk

A meta-analysis of randomized clinical trials found that glucagon-like peptide-1 receptor agonists (GLP-1RAs) were associated with a statistically significant reduction in all-cause dementia. Cardioprotective glucose-lowering therapies, however, did not show an overall reduction in dementia risk.

SourceJAMA Network·JournalJAMA Neurology·DateApr 7, 2025