Possible food and drug interactions when taking Ortho Evra

If hormonal contraceptives are taken with certain other drugs, the effects of either could be increased, decreased, or altered. It is especially important to check with your doctor before combining Ortho Evra with the following:

Acetaminophen
Antibiotics such as ampicillin and rifampin
Anticonvulsants such as carbamazepine, felbamate, oxcarbazepine, phenytoin, and topiramate
Aspirin
Atorvastatin
Barbiturates (phenobarbital, secobarbital)
Clofibrate
Cyclosporine
Diabetes drugs such as
Folic acid
Griseofulvin
Itraconazole
Ketoconazole
Morphine
Phenylbutazone
Prednisolone
Protease inhibitors (HIV drugs such as indinavir and nelfinavir)
St. John's wort
Temazepam
Theophylline
Vitamin C

Remember, too, that hormonal contraceptives may affect tests for blood sugar levels and thyroid function and may cause an increase in blood triglyceride levels.