Drug interactions with phenytoin oral and valproic acid oral

phenytoin oral brand names and other generic formulations include:

Dilantin Infatabs Oral, Dilantin-125 Oral, Lorantoin Oral

All generic drug interactions for phenytoin oral (lists will include brand and generic names):

valproic acid oral brand names and other generic formulations include:

Dalpro Oral, Deproic Oral, Stavzor Oral

All generic drug interactions for valproic acid oral (lists will include brand and generic names):
MinorInteraction is unlikely, minor, or nonsignificant

phenytoin oral and valproic acid oral

phenytoin oral decreases levels of valproic acid oral by speeding up drug metabolism.

Patient Drug Interactions Source: RxList
© 2014 RxList, Inc.
MinorMinor or non-significant interaction.

phenytoin oral and valproic acid oral

phenytoin oral decreases levels of valproic acid oral by increasing metabolism.

Clinical Drug Interactions Source: Medscape from WebMD
© 1994-2014 WebMD, LLC.
MinorSignificant interaction possible (monitoring by your doctor required)

valproic acid oral and phenytoin oral

valproic acid oral will increase the level or effect of phenytoin oral by altering drug metabolism.

Patient Drug Interactions Source: RxList
© 2014 RxList, Inc.
MinorSignificant interaction possible, monitor closely.

valproic acid oral and phenytoin oral

valproic acid oral will increase the level or effect of phenytoin oral by affecting hepatic enzyme CYP2C9/10 metabolism.

Clinical Drug Interactions Source: Medscape from WebMD
© 1994-2014 WebMD, LLC.

Check for more interactions with the Drug Interaction Checker

Drug Interaction Categories

Contraindicated

Never use this combination of drugs because of high risk for dangerous interaction

Serious

Potential for serious interaction; regular monitoring by your doctor required or alternate medication may be needed

Significant

Potential for significant interaction (monitoring by your doctor is likely required)

Minor

Interaction is unlikely, minor, or nonsignificant

Disclaimer: The information contained herein should NOT be used as a substitute for the advice of an appropriately qualified and licensed physician or other health care provider. The information provided here is for informational purposes only. This tool may not cover all possible drug interactions. Please check with a physician if you have health questions or concerns. Although we attempt to provide accurate and up-to-date information, no guarantee is made to that effect.

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