sulfadiazine - oral (cont.)
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 medication because very serious interactions may occur: methenamine.If you are currently using the medication listed above, tell your doctor or pharmacist before starting sulfadiazine.Before using this medication, tell your doctor or pharmacist of all prescription and nonprescription/herbal products you may use, especially of: cyclosporine, hydantoins (e.g., phenytoin), live bacterial vaccines, methotrexate, PABA taken by mouth, warfarin.Although most antibiotics probably do not affect hormonal birth control such as pills, patch, or ring, some antibiotics may decrease their effectiveness. This could cause pregnancy. Examples include rifamycins such as rifampin or rifabutin. Be sure to ask your doctor or pharmacist if you should use additional reliable birth control methods while using this antibiotic.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: If overdose is suspected, contact a poison control center or emergency room immediately. US residents can call their local poison control center at 1-800-222-1222. Canada residents can call a provincial poison control center. Symptoms of overdose may include: dizziness, drowsiness, blood in the urine, fever, loss of consciousness.
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.
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