Both Viagra and sildenafil are available in 25-, 50-, and ... Prices at different pharmacies will vary, so it’s worthwhile to compare prices before having your prescription sent to one.

Sildenafil, the active ingredient in Viagra, is an FDA-approved medication ... for 19.5 minutes on average after using ...

New Cleveland Clinic-led research points to sildenafil (Viagra) as a potential treatment ... diagnoses among patients who took sildenafil compared to those who did not after adjusting various ...