Lansoprazole
94 interactions 507 cited referencesLansoprazole is a proton pump inhibitor used to treat acid reflux, heartburn, and stomach ulcers. Read the full Lansoprazole drug information page →
Sources: FDA prescribing information (Structured Product Labeling), the published literature cited in each entry, DDInter 2.0 (a major open-access drug-interaction database), and legacy DrugBank interaction data distributed by the NIH's RxNav service (decommissioned in 2024) — analyzed and reviewed by our pharmacist team. How we build this library →
Moderate
Lansoprazole Iron Reduced iron bioavailability Details Lansoprazole Itraconazole Sporanox Reduced itraconazole exposure Details Lansoprazole Levothyroxine Ermeza Reduced efficacy of levothyroxine and an increased risk of hypothyroidism Details Lansoprazole Mavacamten Camzyos Reduced CYP2C19 substrate exposure and reduced efficacy of CYP2C19 substrate Details Lansoprazole Phenprocoumon Elevations in International Normalized Ratio serum values and potentiation of anticoagulation effects Details Lansoprazole Piperaquine Increased exposure of CYP2C19 substrates Details Lansoprazole Rifampin Rifadin Decreased lansoprazole exposure Details Lansoprazole Risedronate Actonel Increased risedronate bioavailability Details Lansoprazole St John's Wort Decreased lansoprazole exposure Details Lansoprazole Sultamicillin Loss of ampicillin efficacy Details Lansoprazole Warfarin Coumadin Elevations in International Normalized Ratio serum values and potentiation of anticoagulation effects DetailsMinor
Lansoprazole Clarithromycin Biaxin Glossitis, stomatitis, or black tongue Details Lansoprazole Ponatinib Iclusig Decreased ponatinib efficacy Details Lansoprazole Sucralfate Carafate Reduced lansoprazole bioavailability DetailsNo interactions on this page match that filter — try the next page or clear the filter.
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