Protocol for Drug Use Investigation of Follistim Injection (Study P06132)(COMPLETED)

For subcutaneous or intramuscular injection, the usual dosage is 50 IU of follitropin beta (recombinant) once daily for 7 days. The dosage should be adjusted subsequently while monitoring the development of follicles (dose increase by 25 IU every 7 days if the response of the ovaries is poor) and, after confirming presence of follicles of 18 mm or larger in mean diameter by the ultrasonic tomography, ovulation is induced by the administration of a human chorionic gonadotropin preparation.