REGULATORYRFK Jr.: 14 peptides returning to Category 1 — FDA advisory committee July 2026UPDATESemaglutide and tirzepatide compounding ended — shortage resolved Feb/May 2025REGULATORYBPC-157, TB-500, thymosin alpha-1, CJC-1295, ipamorelin: expected Category 1 reclassification pendingFDAFDA advisory committee meetings scheduled: late July 2026RESEARCHTranslational Health Research Into Vascular and Neurocognitive Effects of Weight Loss [NCT07592546]RESEARCHA Master Protocol of Multiple Agents in Adults With Metabolic Dysfunction-Associated Steatotic Liver Disease (SYNERGY-Outcomes) [NCT07165028]RESEARCHTirzepatide in the Treatment of Endometrial Cancer [NCT07605247]RESEARCHA Study of Tirzepatide (LY3298176) in Participants With Type 2 Diabetes During Ramadan [NCT06635057]RESEARCHA Study of LY3457263 Compared With Placebo in Participants With Type 2 Diabetes on a Stable Dose of Semaglutide or Tirzepatide [NCT06897475]RESEARCHA Phase 2 Study of Vosoritide in Children With Idiopathic Short Stature [NCT06382155]RESEARCHMetabolic Effects of Angiotensin-(1-7) [NCT02646475]RESEARCHMulti-Site Trial of Tirzepatide for Smoking Cessation [NCT07602699]RESEARCHEvaluation of Tirzepatide as an Adjunct to Buprenorphine for the Treatment of Opioid Use Disorder [NCT06651177]NEWSOorja, run by Acceleron veterans, launches to make new fibrosis drugsREGULATORYRFK Jr.: 14 peptides returning to Category 1 — FDA advisory committee July 2026UPDATESemaglutide and tirzepatide compounding ended — shortage resolved Feb/May 2025REGULATORYBPC-157, TB-500, thymosin alpha-1, CJC-1295, ipamorelin: expected Category 1 reclassification pendingFDAFDA advisory committee meetings scheduled: late July 2026RESEARCHTranslational Health Research Into Vascular and Neurocognitive Effects of Weight Loss [NCT07592546]RESEARCHA Master Protocol of Multiple Agents in Adults With Metabolic Dysfunction-Associated Steatotic Liver Disease (SYNERGY-Outcomes) [NCT07165028]RESEARCHTirzepatide in the Treatment of Endometrial Cancer [NCT07605247]RESEARCHA Study of Tirzepatide (LY3298176) in Participants With Type 2 Diabetes During Ramadan [NCT06635057]RESEARCHA Study of LY3457263 Compared With Placebo in Participants With Type 2 Diabetes on a Stable Dose of Semaglutide or Tirzepatide [NCT06897475]RESEARCHA Phase 2 Study of Vosoritide in Children With Idiopathic Short Stature [NCT06382155]RESEARCHMetabolic Effects of Angiotensin-(1-7) [NCT02646475]RESEARCHMulti-Site Trial of Tirzepatide for Smoking Cessation [NCT07602699]RESEARCHEvaluation of Tirzepatide as an Adjunct to Buprenorphine for the Treatment of Opioid Use Disorder [NCT06651177]NEWSOorja, run by Acceleron veterans, launches to make new fibrosis drugs

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Regulatory Updates

FDA-Registered Peptide Manufacturers

35 manufacturers, CDMOs, and NDA holders

AbbVie Inc.

Domestic FDA-Approved Drug Manufacturer
USA

NDC Prefix: 0074

Leuprolide (Lupron), Elagolix (Orilissa), Linaclotide (Linzess)

Multiple peptide NDAs

Website1-800-255-5162

AmbioPharm Inc.

510 CDMO
USA (North Augusta SC)

Custom peptides for FDA-approved drugs; Sermorelin, GHRP-2, GHRP-6, PT-141 analogs and others

US-based GMP custom peptide synthesis

Website1-803-279-7900

Amphastar Pharmaceuticals

Domestic FDA-Approved Drug Manufacturer
USA

NDC Prefix: 76329

Cosyntropin (Cortrosyn), Glucagon, Epinephrine

NDA holder for Cortrosyn

Website1-909-980-9484

Ascendis Pharma

Domestic FDA-Approved Drug Manufacturer
USA

NDC Prefix: 72548

Lonapegsomatropin (Skytrofa)

NDA holder for weekly GH

Website1-650-352-8389

AstraZeneca LP

Domestic FDA-Approved Drug Manufacturer
USA

NDC Prefix: 0310

Exenatide (Byetta/Bydureon), Goserelin (Zoladex)

Multiple GLP-1 and GnRH NDAs

Website1-800-236-9933

Bachem AG

510 Foreign
Switzerland

Sermorelin, Leuprolide, Octreotide, Exenatide, Gonadorelin

Major GMP peptide manufacturer

Website+41 62 836 1000

CPC Scientific Inc.

510 Manufacturer
USA (San Jose CA) / China

Custom research and cGMP peptides; BPC-157 analogs, sermorelin and others

US HQ with China manufacturing

Website1-408-734-1141

Darmerica LLC

Bulk API
USA

NDC Prefix: 71052

Semaglutide

US domestic distributor

Eli Lilly Manufacturing S.A.

Section 510 Registered Establishment
USA / Ireland

Tirzepatide, Dulaglutide, Somatropin (Humatrope)

Internal manufacture

EMD Serono (Merck KGaA subsidiary)

NDA Holder
USA (Rockland MA)

NDC Prefix: 44087

Cetrorelix (Cetrotide), Sermorelin (Geref - discontinued), Somatropin (Saizen)

Three peptide NDAs including discontinued sermorelin

Website1-800-283-8088

Ferring Pharmaceuticals

510 Foreign
Switzerland / Germany

Degarelix, Gonadorelin, Desmopressin, Oxytocin and others

GnRH peptide specialist

Ferring Pharmaceuticals Inc.

NDA Holder
USA (Parsippany NJ)

NDC Prefix: 55566

Degarelix (Firmagon), Somatropin (Zomacton)

Two peptide NDAs

Website1-888-337-7464

Fresenius Kabi USA

510 + 503B
USA (Wilson NC / Lake Zurich IL)

Manufactures injectable peptides and biologics including oxytocin; operates 503B Fagron Sterile Services Canton MA

Website1-888-386-1300

Hikma Pharmaceuticals USA

510 + 503B
USA (Cherry Hill NJ / Dayton NJ)

Oxytocin injection, GnRH products and compounded peptides

Also registered 503B outsourcing facility; makes injectable generics

Website856-489-2247

Ipsen Biopharmaceuticals Inc.

NDA Holder
USA (Cambridge MA)

NDC Prefix: 65483

Lanreotide (Somatuline Depot), Mecasermin (Increlex)

Two peptide NDAs

Website1-855-477-3615

Ipsen Manufacturing Ireland Ltd.

510 Foreign
Ireland

Lanreotide API, Mecasermin

Supplies Ipsen US products

Jazz Pharmaceuticals

NDA Holder
USA (Palo Alto CA)

NDC Prefix: 68727

Ziconotide (Prialt)

NDA holder for intrathecal ziconotide

Website1-800-520-5568

Lonza AG

510 Foreign
Switzerland

Bremelanotide, Setmelanotide, Semaglutide

Large CDMO

Website+41 61 316 8111

Mallinckrodt ARD LLC

NDA Holder
USA (Hazelwood MO)

NDC Prefix: 63004

ACTH / Corticotropin (H.P. Acthar Gel)

NDA holder for corticotropin gel

Website1-800-325-8888

Myovant Sciences

Domestic FDA-Approved Drug Manufacturer
USA

NDC Prefix: 71879

Relugolix (Orgovyx)

NDA holder

Website1-415-429-7307

Novartis Pharmaceuticals Corp.

Domestic FDA-Approved Drug Manufacturer
USA

NDC Prefix: 0078

Octreotide (Sandostatin), Somatropin (Omnitrope)

NDA holder

Website1-888-669-6682

Novo Nordisk API A/S

510 Foreign
Denmark

Semaglutide, Liraglutide, Somapacitan

Internal manufacture

Organon USA Inc.

NDA Holder
USA (Jersey City NJ)

NDC Prefix: 0052

Ganirelix Acetate

NDA holder for ganirelix

Website1-800-631-5273

Palatin Technologies / AMAG

NDA Holder
USA (Cranbury NJ)

NDC Prefix: 74255

Bremelanotide (Vyleesi)

NDA holder for bremelanotide

Website1-609-495-2200

Pfizer Inc.

Domestic FDA-Approved Drug Manufacturer
USA

NDC Prefix: 0025

Nafarelin (Synarel), Somatropin (Genotropin), Gonadorelin (Factrel), Oxytocin

Multiple peptide NDAs

Website1-800-438-1985

PolyPeptide Group

510 Foreign
Sweden / USA / Belgium / India

Semaglutide API, Liraglutide API, Octreotide, Leuprolide, Exenatide, Bivalirudin

Major GMP CDMO

Qingdao Biopeptek Co. Ltd.

Bulk API
China

NDC Prefix: 73212

Liraglutide, Semaglutide, Tirzepatide, Bremelanotide Acetate, Afamelanotide

Multiple GLP-1 bulk powders registered

Radius Health / AbbVie

NDA Holder
USA

NDC Prefix: 75824

Abaloparatide (Tymlos)

NDA holder for abaloparatide

Rhythm Pharmaceuticals Inc.

Domestic FDA-Approved Drug Manufacturer
USA

NDC Prefix: 72512

Setmelanotide (Imcivree)

NDA holder

Website1-833-789-6337

RS Synthesis LLC

510 Manufacturer
USA (Louisville KY)

Custom cGMP peptides; GLP-1 analogs, sermorelin and others

US-based GMP synthesis

Website1-502-365-9010

Salix Pharmaceuticals

NDA Holder
USA (Raleigh NC)

NDC Prefix: 65649

Plecanatide (Trulance)

NDA holder for plecanatide

Website1-800-508-0024

Sanofi US

NDA Holder
USA (Bridgewater NJ)

NDC Prefix: 0024

Lixisenatide (Adlyxin); also insulin analogs

NDA holder for lixisenatide

Website1-888-394-7377

Shenzhen PK Biotechnology Co. Ltd.

Bulk API
China

NDC Prefix: 85526

Tesamorelin, Thymosin Beta-4, Thymosin Alpha-1, CJC-1295, Ipamorelin, Hexarelin, Epitalon, Semaglutide, Tirzepatide

Registered bulk API supplier

Sinopep-Allsino Biopharmaceutical Co. Ltd.

Bulk API
China

NDC Prefix: 76177

Semaglutide

Semaglutide bulk powder

Theratechnologies Inc.

Foreign FDA-Approved Drug Manufacturer
Canada

NDC Prefix: 68135

Tesamorelin (Egrifta SV)

NDA holder for GHRH analog

Website1-514-336-7800