Before taking nevirapine,
tell your doctor and pharmacist if you are allergic to nevirapine or any other medications.
tell your doctor and pharmacist what prescription and nonprescription medications, vitamins, and nutritional supplements you are taking. Be sure to mention any of the following: anticoagulants ('blood thinners') such as warfarin (Coumadin);certain antifungals such as fluconazole (Diflucan), itraconazole (Sporanox), ketoconazole (Nizoral), and voriconazole (Vfend); birth control pills when you are taking them for reasons other than to prevent pregnancy; calcium channel blockers such as diltiazem (Cardizem, Dilacor, Tiazac), nifedipine (Adalat, Procardia), and verapamil (Calan, Covera, Isoptin, Verelan); clarithromycin (Biaxin);certain cancer chemotherapy medications such as cyclophosphamide (Cytoxan); cisapride (Propulsid); cyclosporine (Neoral, Sandimmune); ergot alkaloids such as ergotamine (Cafergot, Ercaf, others); fentanyl (Duragesic, Actiq); medications for irregular heartbeat such as amiodarone (Cordarone) and disopyramide (Norpace); medications for seizures such as carbamazepine (Tegretol), clonazepam (Klonopin), and ethosuximide (Zarontin); methadone (Dolophine), other medications for HIV or AIDS such as amprenavir (Agenerase), atazanavir (Reyataz), efavirenz (Sustiva), fosamprenavir (Lexiva), indinavir (Crixivan), lopinavir and ritonavir combination (Kaletra), nelfinavir (Viracept), and saquinavir (Fortovase, Invirase); prednisone (Deltasone); rifabutin (Mycobutin); rifampin (Rifadin, Rimactane); sirolimus (Rapamune);and tacrolimus (Prograf). Many other medications may interact with nevirapine, so be sure to tell your doctor about all the medications you are taking, even those that do not appear on this list. Your doctor may need to change the doses of your medications or monitor you more carefully for side effects.
tell your doctor and pharmacist what herbal products you are taking, especially St. John's wort.
tell your doctor if you have or have ever had kidney disease, especially if you are being treated with dialysis (treatment to clean the blood outside the body when the kidneys are not working well).
tell your doctor if you are pregnant or plan to become pregnant. If you become pregnant while taking nevirapine, call your doctor. You should not breastfeed if you are infected with HIV or are taking nevirapine.
you should know that this medication may decrease fertility in women. Talk to your doctor about the risks of taking this medication if you have concerns about fertility.
you should know that your body fat may increase or move to other areas of your body such as your waist, upper back, neck (''buffalo hump''), breasts, and around your stomach. You may notice a loss of body fat from your face, legs, and arms.
you should know that while you are taking medications to treat HIV infection, your immune system may get stronger and begin to fight other infections that were already in your body or cause other conditions to occur. This may cause you to develop symptoms of those infections or conditions. If you have new or worsening symptoms during your treatment with nevirapine, be sure to tell your doctor.