Viagra--beware the quick fix.
Hundertmark
J D
JD
D000284:Administration, Oral; D004791:Enzyme Inhibitors / Q000009:adverse effects*; D007172:Erectile Dysfunction / Q000188:drug therapy*; D006801:Humans; D008297:Male; D010348:Patient Care Team; D010879:Piperazines / Q000009:adverse effects*; D011687:Purines; D000068677:Sildenafil Citrate; D013450:Sulfones
D004791:Enzyme Inhibitors; D010879:Piperazines; D011687:Purines; D013450:Sulfones; D000068677:Sildenafil Citrate