Viagra is a safe and effective treatment for ED. But as the saying goes, you can have too much of a good thing — and Viagra ...

So, what should you know before taking it? We’ll dig into how to use sildenafil for ED, what to do if you miss a dose and ...

But a generic version (and the active ingredient) of this popular medication, sildenafil, is widely available from several drug manufacturers at a fraction of the cost. Here’s more about this ...