Drug interactions may change how your medications work or increase your risk for serious side effects. This document does not contain all possible drug interactions. Keep a list of all the products you use (including prescription/nonprescription drugs and herbal products) and share it with your doctor and pharmacist. Do not start, stop, or change the dosage of any medicines without your doctor's approval.

Some products that may interact with this drug include: hair perming solutions, alcohol/lime/menthol-containing products (such as astringents, toners, shaving lotions), medicated or abrasive soaps and cleansers, products containing sulfur, resorcinol or salicylic acid, products containing alpha hydroxy acid, products containing glycolic acid, soaps and cosmetics with a strong drying effect, other drugs that may increase your sensitivity to sunlight (e.g., fluoroquinolones such as ciprofloxacin, tetracyclines, thiazide water pills such as hydrochlorothiazide, sulfa drugs such as sulfamethoxazole, phenothiazines such as chlorpromazine).

Benzoyl peroxide can be very irritating and may decrease the effectiveness of tretinoin if the two products are applied at the same time. Talk with your doctor or pharmacist about the safe use of prescription and non-prescription benzoyl peroxide products (e.g., Pro-Activ, Clearasil).

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. Canadian residents should call their local poison control center directly. This medicine may be harmful if swallowed. Symptoms of overdose may include excessive redness, peeling, and discomfort.

NOTES: Do not share this medication with others.

Cosmetics may be used, but clean skin thoroughly before applying the medication.

Some cosmetics and soaps may worsen your acne. Moisturizers may be safe to use. When buying cosmetics, moisturizers or other skin care products, check the label for "non-comedogenic" or "non-acnegenic." These products are unlikely to worsen your acne. Ask your doctor or pharmacist which products are safe to use. Remember, acne is not caused by dirt. Cleaning your skin too often or too vigorously can irritate your skin and worsen acne.

MISSED DOSE: If you forget to use this medication, use it as soon as you remember if you remember the same day. If you don't remember until morning, wait until your next dose is scheduled.

STORAGE: Store at room temperature between 59-77 degrees F (15-25 degrees C) away from light and moisture. Gel preparations are flammable. Do not expose to heat or fire sources. Do not smoke during use. Keep all medications 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.

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