Drug Interactions between Benadryl and Tarceva
This report displays the potential drug interactions for the following 2 drugs:
- Benadryl (diphenhydramine)
- Tarceva (erlotinib)
Interactions between your drugs
No interactions were found between Benadryl and Tarceva. This does not necessarily mean no interactions exist. Always consult your healthcare provider.
- Benadryl is in the following drug classes: anticholinergic antiemetics, anticholinergic antiparkinson agents, antihistamines, miscellaneous anxiolytics, sedatives and hypnotics.
- Benadryl is used to treat the following conditions:
- Tarceva is in the drug class EGFR inhibitors.
- Tarceva is used to treat the following conditions:
Drug and food interactions
Applies to: Tarceva (erlotinib)
Erlotinib should be taken on an empty stomach 1 hour before or 2 hours after a meal and at the same time each day unless otherwise directed by your doctor. You should also avoid grapefruit and grapefruit juice while taking erlotinib. Food and grapefruit can raise the levels of erlotinib in your body and lead to increased side effects. Do not increase or decrease the amount of grapefruit products in your diet without first talking to your doctor.
Therapeutic duplication warnings
No warnings were found for your selected drugs.
Therapeutic duplication warnings are only returned when drugs within the same group exceed the recommended therapeutic duplication maximum.
Drug Interaction Classification
|Highly clinically significant. Avoid combinations; the risk of the interaction outweighs the benefit.|
|Moderately clinically significant. Usually avoid combinations; use it only under special circumstances.|
|Minimally clinically significant. Minimize risk; assess risk and consider an alternative drug, take steps to circumvent the interaction risk and/or institute a monitoring plan.|
|No interaction information available.|
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.