Lichtenstein reported oral sildenafil as a treatment of RP for patients with SSc, systemic lupus erythematosus, and idiopathic RP. 1 His report included 10 patients from his community office practice ...

they were randomized to sildenafil (50-100 mg) or to placebo; drugs were taken 1 to 2 hours before anticipated sexual activity. From baseline to 8 weeks, sildenafil-treated women reported a mean ...