Treatment of idiopathic oligozoospermia with recombinant human follicle-stimulating hormone: a prospective, randomized, double-blind, placebo-controlled clinical study in Chinese population.

Objective: Follicle-stimulating hormone plays a crucial role in spermatogenesis. The aim of this study was to evaluate the efficacy of treatment with FSH in Chinese infertility population.

Design: Prospective, randomized, double-blind, placebo-controlled clinical study.