Vardenafil typically starts working faster, around 15 to 30 minutes after ingestion, while sildenafil may take 30 to 60 ...

So, if you’re prone to side effects from oral medication for ED, you might prefer to use a shorter-acting ED medication, like sildenafil, vardenafil or Stendra. A second disadvantage of ...

Once it starts working, sildenafil lasts for about 4 to 6 hours. Vardenafil (Levitra) is also a PDE5 inhibitor. It works in the same way as the other FDA-approved ED pills by helping increase ...