Triptorelin API manufacturers

Triptorelin is a GnRH agonist (Trelstar, Decapeptyl).

3 listed companies hold an active US Type II Drug Master File for Triptorelin API, based in Switzerland (2), United States (1). 1 has a regulator record of GMP manufacturing.

Ordered by score. Scores follow the published rules and are not affected by paid placement. Updated 2026-11-13.

Triptorelin API DMF holders (3)

Source: FDA Drug Master File list. Holding a DMF is a regulatory filing, not an FDA approval.

Bachem Holding AG

Bubendorf, Switzerland

High

GMPCOA

Swiss peptide and oligonucleotide CDMO with GMP plants in Europe and the US.

Model: CDMO
Manufacturer?: Yes

GMP CertifiedIn-House ProductionInternational Shipping

C S Bio Co (CSBio)

Milpitas, CA, USA

High

ISO

California peptide synthesizer maker founded 1993 that also runs a cGMP peptide CDMO site in Milpitas; US DMF for triptorelin.

Model: CDMO
Manufacturer?: Yes

In-House ProductionWholesaleCDMO

Debiopharm Research & Manufacturing SA

Martigny, Switzerland

Medium

Swiss Debiopharm plant in Martigny making triptorelin sustained-release products; US DMF for triptorelin pamoate microgranules.

Model: Manufacturer
Manufacturer?: Yes

In-House ProductionWholesale

Other peptide APIs

Frequently asked questions

Who manufactures Triptorelin API?

Companies holding active US DMFs for Triptorelin include Bachem Holding AG, C S Bio Co (CSBio) and Debiopharm Research & Manufacturing SA. Other manufacturers may supply it without a US DMF.

Where are Triptorelin API manufacturers based?

Among listed DMF holders: Switzerland (2), United States (1).

Does a DMF mean the API is FDA approved?

No. FDA reviews a DMF when a drug application references it and does not approve DMFs on their own.