Medically reviewed by Lindsay Cook, PharmD Viagra (sildenafil) is an oral drug used to treat erectile dysfunction (ED) that ...

Both are effective treatment options for ED and there are no differences between Viagra and sildenafil in terms of active ingredients. They both work in the same way. You can get branded and ...

Most men and women know at least vaguely what Viagra does, but not everyone knows how it does it. So, what is Viagra, exactly, and how does it work? Below, we’ll explain the origin story of ...

Does Viagra work the first time? For most guys, yes. But that’s not the case for everyone. It’s pretty common to deal with weak or unreliable arousals the first few times you take Viagra ...