Aktive substanser, der hæmmer CYP3A4 Aktive substanser, der hæmmer CYP3A4, såsom ketokonazol, itraconazol, proteasehæmmere, makrolider etc., kan mærkbart øge plasmakoncentrationerne af lansoprazol.
Active substances, which inhibit CYP3A4 Active substances, which inhibit CYP3A4 such as ketokonazole, itraconazole, protease inhibitors, macrolides etc may markedly increase the plasma concentrations of lansoprazole.