Reduces and slows the absorption of digoxin, indomethacin, salicylates, chlorpromazine, phenytoin, H blockers2-gistaminovyh receptors, beta-adrenoblokatorov; diflunisal, ketoconazole and itraconazole, isoniazid, tetracycline antibiotics and quinolones (ciprofloxacin, norfloxacin, ofloxacin,enoxacin, grapafloxacin, etc.), azithromycin, cefpodoxime, pivampicillin, rifampicin, indirect anticoagulants, barbiturates (they should be used 1 hour before 2 hours after taking antacids), fexofenadine, dipyridamole, zalcitabine, chenodeoxycholic and ursodeoxycholic acid, penicillamine and lansoprazole .
M-holinoblokatory, slowing the emptying of the stomach, strengthen and lengthen the action of the drug.
With simultaneous application with quinidine, it is possible to increase the serum concentrations of quinidine and the development of an overdose of quinidine.
When combined with polystyrene sulfonate (cayexalate), potassium binding may be reduced and metabolic alkalosis developed in patients with renal insufficiency and intestinal obstruction.
When combined with citrates, an increase in plasma concentrations of aluminum is possible, especially in patients with renal insufficiency.