Peptide Regulatory News

Latest updates on FDA actions, state regulations, legal cases, and international developments affecting peptide laws.

Publication December 1, 2026

Plecanatide Featured in New Publication on Constipation with Bloating

A new publication titled "Constipation with bloating: a clinical approach to evaluation and management" appeared in Annals of Medicine, dated Dec 1, 2026.

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Publication November 15, 2026

New Protirelin Study Published in Neuropharmacology

A new publication on protirelin appeared in Neuropharmacology on Nov 15, 2026, examining TRH and dopaminergic interactions in rats.

Publication November 1, 2026

GHK-Cu Study Published in Biomaterials Advances

A new publication on GHK-Cu appeared in Biomaterials Advances on 2026-11-01, examining poly(γ-benzyl-L-glutamate) microsphere structures and osteogenic-angiogenic coupling responses.

Publication November 1, 2026

Retraction Notice Published for MicroRNA-27a Breast Cancer Study

A retraction notice for a study titled "MicroRNA-27a promotes tumorigenesis via targeting AKT in triple negative breast cancer" appeared in Molecular Medicine Reports on Nov 1, 2026.

Publication October 1, 2026

GHK-Cu Featured in New Diabetic Wound Healing Hydrogel Study

A new publication in Carbohydrate Polymers dated October 1, 2026 describes a tea exosome hydrogel study referencing GHK-Cu in diabetic wound contexts.

Publication October 1, 2026

New Ziconotide Publication in Biochemical Pharmacology

A new publication on ziconotide and Ca(v)2.2 channel targeting for pain management was published in Biochemical Pharmacology on October 1, 2026.

Publication October 1, 2026

New Publication on GHRH Antagonists in Experimental Eye Research

A study titled on growth hormone-releasing hormone antagonists and corneal endothelial cells was published Oct 1, 2026, in Experimental Eye Research.

Federal Regulations September 6, 2026

The Best FDA Decision On Peptide Authorization Isn’t Yes Or No

The Best FDA Decision On Peptide Authorization Isn't Yes Or No The Food and Drug Administration's approach to regulating therapeutic peptides has reached an inflection point, and according to a recent analysis published by Forbes, the most consequential path forward for the agency may not be a simp...

Federal Regulations September 6, 2026

Phoenix doctor urges caution as FDA moves to regulate popular peptides

Phoenix Doctor Urges Caution as FDA Moves to Regulate Popular Peptides A Phoenix-based physician is warning consumers to exercise caution amid growing regulatory scrutiny of peptide therapies, as the U.S.

Federal Regulations September 6, 2026

FDA issues warning letters to five unapproved GLP-1 websites

FDA Issues Warning Letters to Five Unapproved GLP-1 Websites The U.S. Food and Drug Administration has issued warning letters to five websites for allegedly marketing unapproved versions of GLP-1 receptor agonist products, according to a report from pharmaphorum.com.

Federal Regulations September 6, 2026

FDA cracks down on online black market for weight loss peptides

FDA Targets Illicit Online Sales of Weight Loss Peptides Amid Surging Demand The U.S. Food and Drug Administration is intensifying scrutiny of an expanding online black market for weight loss peptides, according to a report from Pharmaceutical Technology.

Federal Regulations September 6, 2026

Aurobindo Pharma’s Auropeptides US FDA Inspection Ends With One Finding

Aurobindo Pharma's Peptide Manufacturing Unit Clears FDA Inspection With Single Observation Aurobindo Pharma's specialized peptide manufacturing subsidiary, Auropeptides, has concluded a US Food and Drug Administration inspection with only one observation noted, according to a report by Sahi.

Industry News September 6, 2026

Lilly sues six companies over alleged illegal sales of experimental obesity drug retatrutide

Eli Lilly Files Suit Against Six Firms Over Unauthorized Retatrutide Sales Eli Lilly and Company has filed lawsuits against six companies it accuses of illegally manufacturing, marketing, and selling retatrutide, an experimental obesity and metabolic drug that has not yet received approval from the...

Industry News September 6, 2026

Qatar's Health Ministry bans trading, use or promotion of unlicensed peptide products

Qatar Health Ministry Cracks Down on Unlicensed Peptide Products Qatar's Ministry of Public Health has issued a ban on the trading, use, and promotion of unlicensed peptide products, according to a report from The Peninsula Qatar.

Trial Update September 4, 2026

Phase 1 Trial of MWX401 Injection Now Recruiting

A Phase 1 study of MWX401 Injection in Chinese healthy participants and those with mild hypertension began recruiting, per a trial update dated Sept. 4, 2026.

Publication September 4, 2026

Exenatide Featured in New Review on AID Adjunctive Treatments

A new narrative review published Sept 4, 2026 in Diabetes Technology & Therapeutics discusses exenatide among adjunctive treatments for type 1 diabetes patients using AID systems.

Trial Update September 4, 2026

Trial Update: Ganirelix Studied in Endometrial Receptivity Research

A clinical trial examining ganirelix and IVF hormonal therapy effects on endometrial receptivity is recruiting, per a September 2026 update.

Trial Update September 4, 2026

Phase 2 Enobosarm Trial With GLP-1 Agonist Now Active, Not Recruiting

A Phase 2 study of enobosarm added to GLP-1 receptor agonist therapy for weight loss is active but no longer recruiting, per a September 2026 update.

Trial Update September 4, 2026

Trial on Exercise Effects on Leptin in Sedentary Women Registered

A new trial, NCT07805772, was registered on 2026-09-04 to study exercise effects on irisin, leptin, and ghrelin in sedentary women.

Publication September 4, 2026

New Meta-Analysis on Linaclotide in Pediatric Constipation Published

A new meta-analysis of randomized controlled trials examining linaclotide in pediatric functional constipation was published in The Annals of Pharmacotherapy on Sept 4, 2026.

Publication September 4, 2026

New Publication Reviews Basal Insulin/GLP-1 RA Combination in Asians

A new paper on fixed-ratio basal insulin and GLP-1 RA combinations in Asians with type 2 diabetes was published Sept. 4, 2026, in Primary Care Diabetes.