Sildenafil is typically taken on an empty stomach, as foods, especially ones high in fat, can delay the onset of action. Both ...

Vardenafil 4-5 hours 30-60 minutes As needed before sexual activity Similar to sildenafil but might have fewer visual side effects for some. Avanafil 4-5 hours 15-30 minutes As needed before sexual ...

In conclusion, both sildenafil (Viagra) and vardenafil (Levitra) are highly effective treatments for erectile dysfunction. While they share the same underlying mechanism, they differ in minor but ...

Ro Sparks combines only the most effective FDA-approved medications, sildenafil and tadalafil, into an easy-to-use sublingual dissolvable form. This allows for a faster onset of action and ...