Diazepam (Valium)
Escitalopram (Celexa)
Prilosec may increase the level of
escitalopram in your blood, perhaps increasing your risk of escitalopram side effects. Your healthcare provider may need to decrease your escitalopram dosage.
Iron Supplements
Prilosec can decrease the absorption of iron supplements into your bloodstream, perhaps making them less effective. Your healthcare provider may need to increase your iron dose.
Ketoconazole (Nizoral)
Prilosec can decrease the absorption of ketoconazole into your bloodstream, perhaps making it less effective. Your healthcare provider may need to increase your ketoconazole dose.
Phenytoin (Dilantin, Phenytek)
Prilosec can increase the level of
phenytoin in your blood, increasing your risk of phenytoin side effects. Your healthcare provider may need to decrease your phenytoin dosage.
Tacrolimus (Prograf)
Prilosec can increase the level of tacrolimus in your blood, increasing your risk of tacrolimus side effects. Your healthcare provider may need to check your tacrolimus blood level and adjust your dose as necessary.
Voriconazole (Vfend)
Voriconazole can double the amount of Prilosec in your blood, increasing your risk of side effects. Typically, this is a significant problem only for people taking a very high
Prilosec dosage. However, you should talk to your healthcare provider before using these medications together.
Warfarin (Coumadin, Jantoven)
Prilosec can increase the level of warfarin in your blood, increasing your risk of bleeding. Your healthcare provider should monitor you closely and adjust your warfarin dose as necessary.