Vardenafil typically starts working faster, around 15 to 30 minutes after ingestion, while sildenafil may take 30 to 60 ...
Two drugs in this class are Levitra (vardenafil) and Viagra (sildenafil). Levitra is no longer available as a brand-name drug in the United States, so it is now prescribed in its generic form ...
Purpose: The stability of sildenafil citrate 2.5 mg/mL in two extemporaneously prepared oral suspensions stored at 4 and 25 ºC was studied. Methods: Thirty 25-mg tablets of sildenafil citrate ...
Methods: This randomised, double blind (DB), placebo controlled, flexible dose study with an open label extension (OLE) assessed efficacy, QoL, and safety of sildenafil citrate in men with MS and ED.