title: Production of paradoxical chest pains by nifedipine.
mesh_terms: D000328:Adult; D000368:Aged; D004562:Electrocardiography; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009543:Nifedipine / Q000009:adverse effects*; D010146:Pain / Q000139:chemically induced* / Q000503:physiopathology; D011725:Pyridines / Q000009:adverse effects*; D013909:Thorax / Q000503:physiopathology
chemical_list: D011725:Pyridines; D009543:Nifedipine