The disorder is a branch of “female sexual dysfunction,” a widely debated term that involves everything from an inability to reach orgasm to a lack of desire. Described as a “Viagra-like drug for women” by one of the drug trials’ principal investigators, the former antidepressant flibanserin is prompting an outcry from critics who say female sexual dysfunction is a disorder the pharmaceutical industry has conjured as an attempt to capitalize on women’s complex sexuality.