title: Pseudoephedrine and the dog's eustachian tube.
mesh_terms: D000818:Animals; D004285:Dogs; D004305:Dose-Response Relationship, Drug; D004361:Drug Tolerance; D004809:Ephedrine / Q000008:administration & dosage / Q000494:pharmacology*; D005064:Eustachian Tube / Q000187:drug effects*; D005069:Evaluation Studies as Topic; D006634:Histamine H1 Antagonists / Q000494:pharmacology*; D007269:Injections, Intra-Arterial; D007275:Injections, Intravenous; D007536:Isomerism; D011725:Pyridines / Q000494:pharmacology*; D013618:Tachyphylaxis / Q000187:drug effects; D014311:Triprolidine / Q000008:administration & dosage / Q000494:pharmacology
chemical_list: D006634:Histamine H1 Antagonists; D011725:Pyridines; D014311:Triprolidine; D004809:Ephedrine