SPL Set ID: 5cbac450-f336-45bd-8d10-9ecfd21866eb
1 drug(s) with this SPL Set ID
Sildenafil tablets USP, an oral therapy for erectile dysfunction, is the citrate salt of sildenafil, a selective inhibitor of cyclic guanosine monophosphate (cGMP)-specific phosphodiesterase type 5 (PDE5). Sildenafil citrate, USP is designated chemically as 1-[[3-(6,7-dihydro-1-methyl-7-oxo-3-propyl-1 H -pyrazolo[4,3- d ]pyrimidin-5-yl)-4-ethoxyphenyl]sulfonyl]-4-methylpiperazine citrate and has the following structural formula: C 22 H 30 N 6 O 4 S•C 6 H 8 O 7 M.W. 666.7 Sildenafil citrate, USP is a white to off-white crystalline powder with a solubility of 3.5 mg/mL in water. Sildenafil citrate, USP is formulated as white to off-white, film-coated, modified oval-shaped, convex tablets equivalent to 25 mg, 50 mg and 100 mg of sildenafil for oral administration. In addition to the active ingredient, sildenafil citrate, USP, each tablet contains the following inactive ingredients: croscarmellose sodium, dibasic calcium phosphate, magnesium stearate, microcrystalline cellulose, polyethylene glycol, polyvinyl alcohol – part. hydrolyzed, talc, and titanium dioxide. chemical structure of sildenafil citrate