Cetrotide is the first and only gonadotropin releasing hormone antagonist that offers dosing simplicity and flexibility. It is injected under the skin. Cetrotide is available in a 3 mg single–dose regimen and a 0.25 mg daily dose given on stimulation day 5 or 7.
Cetrotide is formulated as a lyophilisate for subcutaneous injection in a 0.25 (1ml)or 3 mg (3ml) vial. Each vial of Cetrotide is supplied with a prefilled syringe containing water for individual injections.