Interferon beta-1a is a medication that is prescribed for the treatment of multiple sclerosis. This eMedTV page describes the two different forms of interferon beta-1a, explains the effects of the drug, and lists possible side effects that may occur.
Serious side effects of interferon beta-1a may include seizures, jaundice, and depression. As this eMedTV page explains, however, side effects are actually mild in most cases. This article also lists some of the more common side effects of the drug.
Interferon beta-1a is used for treating relapsing multiple sclerosis. This eMedTV Web page describes how the drug works for multiple sclerosis, explains whether it is approved for children, and covers possible off-label interferon beta-1a uses.
The recommended Avonex (interferon beta-1a) dosing is 30 mcg, injected into a muscle once a week. This eMedTV resource provides dosing recommendations for other forms of interferon beta-1a and offers tips on how to safely inject the drug.
Chemotherapy, zidovudine, and theophylline may cause drug interactions with interferon beta-1a. This eMedTV article lists specific zidovudine and theophylline products that may interact with interferon beta-1a and describes their potential effects.
Interferon beta-1a can decrease blood counts in some people, which can lead to problems. This eMedTV page offers more precautions and warnings with interferon beta-1a and lists conditions you should tell your doctor about before starting treatment.
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