title: Doxepin premedication in G.I. endoscopy.
mesh_terms: D000328:Adult; D001659:Biliary Tract; D003106:Colon; D004316:Doxepin / Q000008:administration & dosage*; D004724:Endoscopy; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D011292:Premedication
chemical_list: D004316:Doxepin