Viewing data from:

SUPPRELIN LA

NDA

HISTRELIN ACETATE | N022058 | ENDO OPERATIONS LTD

1 strength1 unique patent0 unique exclusivities

Patent Timeline

1 unique patent by expiration date

Expired (1)Today

Today

Jun. 16, 2026

PTAB Proceedings

No IPR/PGR/CBM challenges found at the Patent Trial and Appeal Board

Patent Reexaminations

No ex parte or inter partes reexamination proceedings found at USPTO

Hatch-Waxman Litigation

No ANDA patent litigation cases (NOS 835) matched from PACER

Citizen Petitions

No FDA citizen petitions matched from Regulations.gov

Clinical Trials

No clinical trials found on ClinicalTrials.gov for this drug

API Supply Chain1 active DMF

1 active API supplier hold Drug Master Files for this ingredient. Limited supplier base — potential supply chain risk.

BACHEM AGHISTRELIN ACETATE

DMF 169972003

Source: FDA Drug Master Files (fda.gov). Type II API DMFs matched by ingredient.

Approval Letters

11 letters from Drugs@FDA

Source: Drugs@FDA application documents.

Products (1)

#001 — 50MG

RLD

1 patent0 exclusivities▴

IMPLANT;SUBCUTANEOUS | Approved: May 3, 2007

Patent #	Expiration	PED	Drug Substance	Drug Product	Use Code	Delist
8062652	Jun 16, 2026	—	—	—		—