What r the side effect of pheniytoin and omeprazol and why can't it be taken together?

Omeprazole: is only one of a total of 1123 drugs known to interact with phenytoin. Anyone taking phenytoin must be very careful about taking any other medications without their doctor and/or pharmacist begin aware. Omeprazole can cause increased blood levels of phenytoin and may result in drowsiness, visual problems, changes in behavior, nausea, or poor muscle coordination.

Drug Interaction: Omeprazole inhibit phenytoin metabolism (CYP2C) and can induce phenytoin liver toxicity. Phenytoin S. E.:ataxia, gingival hyperplasia. Omeprazole S. E.: fast heartbeat, nausea and confusion. Always speak with your physician before taking any medication.