Sublingual nitroglycerin or spray in the treatment of angina.
D000280:Administration, Inhalation; D000286:Administration, Sublingual; D000787:Angina Pectoris / Q000188:drug therapy*; D006801:Humans; D005996:Nitroglycerin / Q000008:administration & dosage* / Q000009:adverse effects
D005996:Nitroglycerin