DRUG INTERACTIONS: Your doctor or pharmacist may already be aware of any possible drug interactions and may be monitoring you for them. Do not start, stop, or change the dosage of any medicine before checking with your doctor or pharmacist first.

This drug should not be used with the following product because very serious interactions may occur: St John's wort.

If you are currently using the product listed above, tell your doctor or pharmacist before starting maraviroc.

Before using this medication, tell your doctor or pharmacist of all prescription and nonprescription/herbal products you may use, especially of: drugs for high blood pressure, drugs affecting liver enzymes that remove maraviroc from your body (such as cimetidine, nefazodone, azole antifungals including itraconazole/ketoconazole, macrolide antibiotics including erythromycin, rifamycins including rifampin, certain anti-seizure medicines including carbamazepine).

If any of these medications are taken with maraviroc, your doctor may change your dose of maraviroc or the other drug(s), or your doctor may monitor you specially. Consult your doctor or pharmacist for more details.

This document does not contain all possible interactions. Therefore, before using this product, tell your doctor or pharmacist of all the products you use. Keep a list of all your medications with you, and share the list with your doctor or pharmacist.

OVERDOSE: If overdose is suspected, contact your local poison control center or emergency room immediately. US residents can call the US National Poison Hotline at 1-800-222-1222. Canada residents can call a provincial poison control center.

NOTES: To decrease your risk of spreading HIV disease to others, always use an effective barrier method (e.g., latex or polyurethane condoms/dental dams) during sexual activity. Consult your doctor or pharmacist for more details.

Do not share this medication with others.

Laboratory and/or medical tests (e.g., liver function tests, viral load, T-cell counts) should be performed regularly to monitor your progress or check for side effects. Consult your doctor for more details.

Keep all medical and laboratory appointments.

MISSED DOSE: If you miss a dose, take it as soon as you remember unless it is less than 6 hours until the next dose. In that case, skip the missed dose and resume your usual dosing schedule. Do not double the dose to catch up.

STORAGE: Store at room temperature between 59-86 degrees F (15-30 degrees C) away from light and moisture. Do not store in the bathroom. Keep all medicines away from children and pets.

Do not flush medications down the toilet or pour them into a drain unless instructed to do so. Properly discard this product when it is expired or no longer needed. Consult your pharmacist or local waste disposal company for more details about how to safely discard your product.

MEDICAL ALERT: Your condition can cause complications in a medical emergency. For information about enrolling in MedicAlert, call 1-800-854-1166 (USA) or 1-800-668-1507 (Canada).

Information last revised April 2012. Copyright(c) 2012 First Databank, Inc.