title: Prevention of aspiration pneumonitis: preoperative preparation.
mesh_terms: D000768:Anesthesia, General / Q000009:adverse effects*; D000863:Antacids / Q000627:therapeutic use; D002927:Cimetidine / Q000627:therapeutic use; D005260:Female; D005745:Gastric Acidity Determination; D006801:Humans; D007441:Intubation, Gastrointestinal; D008297:Male; D010276:Parasympatholytics / Q000627:therapeutic use; D011015:Pneumonia, Aspiration / Q000209:etiology / Q000517:prevention & control*; D011247:Pregnancy; D011300:Preoperative Care
chemical_list: D000863:Antacids; D010276:Parasympatholytics; D002927:Cimetidine