Triptorelin

Triptorelin, sold under the brand name Decapeptyl among others, is a medication that acts as an agonist analog of gonadotropin-releasing hormone, repressing expression of luteinizing hormone (LH) and follicle-stimulating hormone (FSH).

Triptorelin
Clinical data
Trade namesDecapeptyl, others
AHFS/Drugs.comMicromedex Detailed Consumer Information
License data
Routes of
administration		Intramuscular
Drug classGnRH analogue; GnRH agonist; Antigonadotropin
ATC code
Legal status
Legal status
Pharmacokinetic data
ExcretionKidney
Identifiers
  • 5-oxo-D-prolyl-L-histidyl-Ltryptophyl-L-seryl-Ltyrosyl-3-(1H-indol-2-yl)-L-alanylleucyl-L-arginyl-L-prolylglycinamide
CAS Number
PubChem CID
IUPHAR/BPS
DrugBank
ChemSpider
UNII
KEGG
ChEBI
ChEMBL
CompTox Dashboard (EPA)
ECHA InfoCard100.165.044
Chemical and physical data
FormulaC64H82N18O13
Molar mass1311.473 g·mol−1
3D model (JSmol)
  • CC(C)C[C@@H](C(=O)N[C@@H](CCCNC(=N)N)C(=O)N1CCC[C@H]1C(=O)NCC(=O)N)NC(=O)[C@@H](Cc2c[nH]c3c2cccc3)NC(=O)[C@H](Cc4ccc(cc4)O)NC(=O)[C@H](CO)NC(=O)[C@H](Cc5c[nH]c6c5cccc6)NC(=O)[C@H](Cc7cnc[nH]7)NC(=O)[C@@H]8CCC(=O)N8
  • InChI=1S/C64H82N18O13/c1-34(2)23-46(56(88)75-45(13-7-21-69-64(66)67)63(95)82-22-8-14-52(82)62(94)72-31-53(65)85)76-58(90)48(25-36-28-70-42-11-5-3-9-40(36)42)78-57(89)47(24-35-15-17-39(84)18-16-35)77-61(93)51(32-83)81-59(91)49(26-37-29-71-43-12-6-4-10-41(37)43)79-60(92)50(27-38-30-68-33-73-38)80-55(87)44-19-20-54(86)74-44/h3-6,9-12,15-18,28-30,33-34,44-52,70-71,83-84H,7-8,13-14,19-27,31-32H2,1-2H3,(H2,65,85)(H,68,73)(H,72,94)(H,74,86)(H,75,88)(H,76,90)(H,77,93)(H,78,89)(H,79,92)(H,80,87)(H,81,91)(H4,66,67,69)/t44-,45-,46-,47-,48+,49-,50-,51-,52-/m0/s1 N
  • Key:VXKHXGOKWPXYNA-PGBVPBMZSA-N N
 NY (what is this?)  (verify)

It is a decapeptide (pGlu-His-Trp-Ser-Tyr-D-Trp-Leu-Arg-Pro-Gly-NH2) and a gonadotropin-releasing hormone agonist (GnRH agonist) used as the acetate or pamoate salts.

Primary indications include endometriosis, for the reduction of uterine fibroids, to treat prostate cancer, and to treat male hypersexuality with severe sexual deviation. The drug has also been used off label to delay puberty in patients with gender dysphoria.

It was patented in 1975 and approved for medical use in 1986. It is on the World Health Organization's List of Essential Medicines.

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