title: Studies on complexes. XX. Effect of complex formation on drug absorption from alimentary tract.
mesh_terms: D000323:Adrenochrome / Q000494:pharmacology*; D000818:Animals; D002110:Caffeine / Q000494:pharmacology; D002614:Chelating Agents / Q000494:pharmacology*; D005753:Gastric Mucosa / Q000378:metabolism; D066298:In Vitro Techniques; D007408:Intestinal Absorption / Q000187:drug effects*; D007421:Intestine, Small / Q000378:metabolism; D008297:Male; D009536:Niacinamide / Q000494:pharmacology*; D051381:Rats; D013806:Theophylline / Q000494:pharmacology
chemical_list: D002614:Chelating Agents; D009536:Niacinamide; D002110:Caffeine; D000323:Adrenochrome; D013806:Theophylline