interferon beta 1a - subcutaneous injection, Rebif (cont.)
HOW TO USE: Read the Medication Guide provided by your pharmacist before you start using interferon beta 1A and each time you get a refill. Your health care professional will teach you how to use this medication. If you have any questions, consult your doctor or pharmacist.If you are giving this medication to yourself at home, learn all preparation and usage instructions from your health care professional. Before using, check this product visually for particles or discoloration. If either is present, do not use the liquid. The solution is normally clear or pale yellow. Learn how to store and discard medical supplies safely.Before injecting each dose, clean the injection site with rubbing alcohol. It is important to change the location of the injection site with each dose to avoid developing problem areas under the skin. Do not inject into skin that is irritated or infected. Inject this medication under the skin in the thigh, abdomen, upper arm, or buttock, usually 3 times a week at least 48 hours apart, or as directed by your doctor.To increase comfort, remove this medication from the refrigerator and let it warm to room temperature for about 30 minutes before injecting.The dosage is based on your medical condition, laboratory tests, and response to treatment. To reduce your risk of side effects (e.g., flu-like symptoms), your doctor may direct you to start using a low dose and gradually increase your dose over 4 weeks. A starter pack with different doses of medication may be used when starting this medication. Use only the amount of medication your doctor directed you to use. Follow your doctor's instructions carefully.Use this medication at the same time of the day on the same days of the week (e.g., Monday, Wednesday, Friday). To reduce side effects, give the injection in the evening before bedtime.You may need to take other medications to reduce common side effects such as fever and pain (e.g., acetaminophen, ibuprofen). Consult your doctor or pharmacist about how to use these medications safely with interferon.Tell your doctor if your condition worsens.
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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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