Viagra and broken hearts.
Holzapfel
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D015106:3',5'-Cyclic-GMP Phosphodiesterases / Q000037:antagonists & inhibitors*; D000284:Administration, Oral; D000328:Adult; D000368:Aged; D002318:Cardiovascular Diseases / Q000150:complications; D000075202:Contraindications; D007172:Erectile Dysfunction / Q000188:drug therapy* / Q000209:etiology; D005260:Female; D006801:Humans; D008297:Male; D008593:Menopause; D008875:Middle Aged; D009948:Orgasm; D010726:Phosphodiesterase Inhibitors / Q000008:administration & dosage / Q000009:adverse effects / Q000627:therapeutic use*; D010879:Piperazines / Q000008:administration & dosage / Q000009:adverse effects / Q000627:therapeutic use*; D011687:Purines; D012307:Risk Factors; D012735:Sexual Dysfunction, Physiological / Q000150:complications / Q000209:etiology; D012747:Sexual Partners; D000068677:Sildenafil Citrate; D013450:Sulfones
D010726:Phosphodiesterase Inhibitors; D010879:Piperazines; D011687:Purines; D013450:Sulfones; D000068677:Sildenafil Citrate; D015106:3',5'-Cyclic-GMP Phosphodiesterases