title: Transdermal nitrate, penile erection, and spousal headache.
mesh_terms: D000287:Administration, Topical; D003075:Coitus; D005260:Female; D006261:Headache / Q000139:chemically induced*; D006801:Humans; D008297:Male; D008875:Middle Aged; D009566:Nitrates / Q000008:administration & dosage / Q000009:adverse effects*; D010410:Penile Erection / Q000187:drug effects*; D014665:Vasodilator Agents / Q000008:administration & dosage / Q000009:adverse effects*
chemical_list: D009566:Nitrates; D014665:Vasodilator Agents