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 ...

Both are effective treatment options for ED and there are no differences between Viagra and sildenafil in terms ... As a result, you cannot buy them over the counter (OTC) — they require a ...

The results of this study indicate that sildenafil was chemically and physically stable in two extemporaneously prepared oral suspensions over the 91 ... 25-mg sildenafil citrate tablets into ...

Vardenafil typically starts working faster, around 15 to 30 minutes after ingestion, while sildenafil may take ... know about ...

After further trials, sildenafil citrate was approved by the Food ... effects is to disclose all of your prescription, over-the-counter and recreational drug use to your healthcare provider ...