Effects of metformin plus simvastatin on polycystic ovary syndrome: a prospective, randomized, double-blind, placebo-controlled study.

Objective: To evaluate the effect of a combination of simvastatin and metformin on biochemical parameters in women with polycystic ovary syndrome (PCOS).

Design: A prospective, randomized, double-blind, placebo-controlled study.

Setting: University hospital.