rifampin-injection, Rifadin (cont.)

HOW TO USE: This medication is given by injection into a vein usually once or twice a day. Avoid injecting intramuscularly or subcutaneously. Inject into a vein only. This medication must be used as prescribed. Do not skip doses or stop using this without your doctor's approval. Stopping therapy too soon may result in ineffective treatment. Full course of therapy may take several months or longer to complete.

SIDE EFFECTS: Sore mouth, drowsiness, dizziness or flushing may occur the first several days as your body adjusts to the medication. If any of these effects continue or become bothersome, inform your doctor. Tell your doctor immediately if any of these unlikely but serious side effects occur: weakness, unusual bruising or bleeding, flu-like symptoms (fever, chills, headache, muscle ache), nausea, vomiting, stomach pain, dark urine, yellowing of the eyes or skin, pale stools, numbness or tingling of the hands or feet, changes in vision, confusion, memory trouble, sore throat. This medication may cause urine, saliva, tears, stools and sweat to turn red-orange in color. Do not be alarmed. This will disappear when the medication is stopped. Notify your doctor if the injection site becomes swollen or irritated. Another injection site may be necessary. In the unlikely event you have an allergic reaction to this drug, seek immediate medical attention. Symptoms of an allergic reaction include: rash, itching, swelling, dizziness, trouble breathing. If you notice other effects not listed above, contact your doctor or pharmacist.

PRECAUTIONS: Tell your doctor if you have: liver disease, blood disorders, history of alcohol use, any allergies. Alcohol can reduce the effectiveness of this medication and increase side effects. Limit alcohol consumption while taking this medication. Use caution operating machinery or participating in activities requiring alertness if this medication makes you feel drowsy or dizzy. Soft contact lenses may be permanently discolored by this medication. This medication should be used only if clearly needed during pregnancy or while breast-feeding. Discuss the risks and benefits with your doctor.

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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