For decades, men had Viagra. Women were told to have a glass of wine. Only 1% of private pharmaceutical investment goes to companies innovating solely for women — and Dare Bioscience is one of the few trying to change that. Founder and CEO Sabrina Johnson joins Dr. Rahman to talk about Dare to Play, the topical sildenafil cream for sexual arousal in development, the regulatory and cultural barriers standing in the way, and why NPR refused to air an interview because Sabrina said "vagina" too many times.