Tell your doctor about all your other medicines. Some may interact with pantoprazole, especially:
digoxin;
methotrexate; or
a diuretic or "water pill."
This list is not complete. Other drugs may affect pantoprazole, including prescription and over-the-counter medicines, vitamins, and herbal products. Not all possible drug interactions are listed here.
 Pantoprazole drug interactions (more detail)
