The Lybrido study is a double-blind, randomized, placebo-controlled study with a 4-week
baseline establishment period, 16 week treatment period and a follow up period for a total of
26 weeks on study. Subjects are randomly to one of seven treatment arms. The study
investigates the effective dose of Lybrido in increasing the number of satisfactory sexual
episodes in the domestic setting in 210 healthy female subjects with hypoactive sexual desire
disorder and low sensitivity for sexual cues (30 subjects per group).