Increased uptake of an anionic drug by mucous membrane, upon formation of ion-association species with quaternary ammonium salts [proceedings].
D000042:Absorption; D000838:Anions; D004205:Cromolyn Sodium / Q000378:metabolism*; D006801:Humans; D009092:Mucous Membrane / Q000378:metabolism*; D000644:Quaternary Ammonium Compounds
D000838:Anions; D000644:Quaternary Ammonium Compounds; D004205:Cromolyn Sodium