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. 2005;7(Suppl 5):S3–S12.

Table 1.

Structure of GnRH Analogues Approved for the Treatment of Advanced Prostate Cancer

1 2 3 4 5 6 7 8 9 10
GnRH (pyro)Glu- His- Trp- Ser- Tyr- Gly- Leu- Arg- Pro- Gly-NH2
Leuprolide (pyro)Glu- His- Trp- Ser- Tyr- D-Leu Leu- Arg- Pro- Ethylamide
Goserelin (pyro)Glu- His- Trp- Ser- Tyr- D-Ser(tBu)- Leu- Arg- Pro- Gly-NH2
Triptorelin (pyro)Glu- His- Trp- Ser- Tyr- D-Trp- Leu- Arg- Pro- Gly-NH2
Histrelin (pyro)Glu- His- Trp- Ser- Tyr- d-His(Imbzl) Leu- Arg- Pro- N-Et-NH2

GnRH, gonadotropin-releasing hormone.