There is a once a day pill, flibanserin, which is to be taken daily by women to increase sex drive. The monthly cost of this drug is $830. The study of 2375 premenopausal women showed an increase of “1.6 to 2.5 additional satisfying sexual events per month with treatment.”
The side effects are dizziness (which occurs in 11% of patients), somnolence (11%), nausea (10%), fatigue (9%), insomnia (4.9%). Patients should not take flibanserin if they are pregnant or breastfeeding.