Before taking AVONEX

Before taking AVONEX, tell your healthcare provider about all of your medical conditions, including if you:

  • Are being treated for a mental illness, or had treatment in the past for any mental illness, including depression and suicidal behavior
  • Have or had bleeding problems or blood clots, have or had low blood cell counts, have or had liver problems, have or had seizures (epilepsy), have or had heart problems, have or had thyroid problems, have or had any kind of autoimmune disease (where the body’s immune system attacks the body’s own cells)
  • Drink alcohol
  • Have or have had an allergic reaction to rubber or latex. The tip cap of the AVONEX prefilled syringe and prefilled autoinjector Pen contain natural rubber latex
  • Are pregnant or plan to become pregnant. It is not known if AVONEX can harm your unborn baby
  • Are breastfeeding or plan to breastfeed. AVONEX may pass into your breastmilk. Talk with your healthcare provider about the best way to feed your baby if you take AVONEX

Tell your healthcare provider about all the medicines you take, including prescription and over-the-counter medicines, vitamins, and herbal supplements.

More to check out

Questions for your
healthcare provider

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Specific populations

See additional information about AVONEX 

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Watch an AVONEX Patient
Education Program

Hear from current AVONEX patients and
Biogen Support Services personnel