title: Bioavailability after intramuscular injection.
mesh_terms: D001682:Biological Availability; D008725:Bis-Trimethylammonium Compounds / Q000008:administration & dosage / Q000097:blood / Q000378:metabolism; D006207:Half-Life; D006801:Humans; D007273:Injections, Intramuscular; D007275:Injections, Intravenous; D011398:Promethazine / Q000008:administration & dosage / Q000031:analogs & derivatives* / Q000097:blood / Q000378:metabolism
chemical_list: D008725:Bis-Trimethylammonium Compounds; D011398:Promethazine