interferon beta-1a prefilled syringe - injection, Avonex

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GENERIC NAME: INTERFERON BETA-1A PREFILLED SYRINGE - INJECTION (in-ter-FEER-on BAY-tuh)

BRAND NAME(S): Avonex

Medication Uses | How To Use | Side Effects | Precautions | Drug Interactions | Overdose | Notes | Missed Dose | Storage

USES: This medication is used to treat multiple sclerosis (MS). Interferon is not a cure for MS, but it may help to decrease the number of attacks of weakness and slow the progression of the disease.

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. If you have any questions regarding the information, consult your doctor or pharmacist.Inject this medicine usually once a week into a muscle (IM-intramuscularly) or as directed by your doctor. Give the shot in the evening before bedtime to minimize side effects.To increase comfort, take this medication out of the refrigerator and let it warm to room temperature for about 30 minutes before injecting. Before using this product, check it visually for particles or discoloration. If either is present, do not use it.The thigh and upper arm muscles are recommended sites for the shot. Use a different spot each week. Do not inject into skin that is irritated or infected.Learn how to store and discard needles and medical supplies safely. Never reuse syringes or needles. Consult your pharmacist.Use this medicine regularly as directed in order to get the most benefit. Use it at the same time each week. Do not change the dose or how often you use this medication without your doctor's approval.Inform your doctor if your condition worsens.

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.