title: My doctor prescribed Cialis [tadalafil] for erectile dysfunction. Anything I need to watch out for? I have a heart condition.
mesh_terms: D000317:Adrenergic alpha-Antagonists; D002243:Carbolines; D000075202:Contraindications; D004347:Drug Interactions; D007172:Erectile Dysfunction / Q000188:drug therapy*; D006801:Humans; D008297:Male; D009566:Nitrates; D000068581:Tadalafil; D014665:Vasodilator Agents
chemical_list: D000317:Adrenergic alpha-Antagonists; D002243:Carbolines; D009566:Nitrates; D014665:Vasodilator Agents; D000068581:Tadalafil