MedicineNet.com

PRECAUTIONS: Before using this medication, tell your doctor or pharmacist if you are allergic to it; or to porphyrins; or if you have any other allergies.This medication should not be used if you have certain medical conditions. Before using this medicine, consult your doctor or pharmacist if you have: porphyria, photosensitivity to the blue light treatment.During pregnancy, this medication should be used only when clearly needed. Discuss the risks and benefits with your doctor.It is not known whether this drug passes into breast milk. Consult your doctor before breast-feeding.

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.Before using this medication, tell your doctor or pharmacist of all prescription and nonprescription/herbal products you may use, especially of: other skin care products.Tell your doctor if you use any other medications that may make you more sensitive to sunlight (increase photosensitivity), especially of: tetracycline antibiotics (e.g., doxycycline, tetracycline), sulfa antibiotics (e.g., sulfamethoxazole), phenothiazines (e.g., chlorpromazine), griseofulvin, certain diabetes drugs (sulfonylureas such as glipizide, glyburide), certain "water pills" (thiazide diuretics such as hydrochlorothiazide).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 and pharmacist.

OVERDOSE: This medication may be harmful if swallowed. If swallowing or 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.

Report Problems to the Food and Drug Administration   You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088. Need help identifying pills and medications? Use the pill identifier tool on RxList.