title: Reversal of vascular spasm with nitroglycerin.
mesh_terms: D006801:Humans; D009128:Muscle Spasticity / Q000188:drug therapy*; D009131:Muscle, Smooth, Vascular / Q000187:drug effects*; D005996:Nitroglycerin / Q000627:therapeutic use*
chemical_list: D005996:Nitroglycerin