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Compare peptides · AminoCatalog

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Triptorelin

Field	Triptorelin × Last updated 2 months ago
Aliases	Trelstar, Decapeptyl, triptorelin pamoate, triptorelin acetate, GnRH agonist
Category	Other Research Peptides
Formula	C₆₄H₈₂N₁₈O₁₃
Molecular weight	1311.45 Da
Half-life	~7–15 min (free); 22–28 days (depot)
Mechanism (summary)	Triptorelin is a GnRH agonist FDA-approved as TRELSTAR for advanced prostate cancer. Non-U.S. labeling extends use to endometriosis, fibroids, hormone-responsive breast cancer, infertility protocols, and central precocious puberty (Decapeptyl).
Dosing notes	TRELSTAR: 3.75 mg every 4 weeks, 11.25 mg every 12 weeks, or 22.5 mg every 24 weeks for prostate cancer. Outside the U.S., Decapeptyl formulations include 1-month, 3-month, and 6-month schedules for prostate disease, endometriosis, central precocious puberty, and other indications depending on product and jurisdiction.