Why AVONEX?

Heather and Ryan are paid spokespersons for Biogen Idec, and these are their stories. Individual results may vary.

When you're first diagnosed with multiple sclerosis (MS), it can be hard to know what to do next. First, remember to give yourself the time to adjust to the news. It's a lot to take in, and it's normal to have concerns.

When you're ready, you and your doctor should start to think about which MS treatment is right for you. Experts agree that you should start treatment as soon as possible, because MS can progress even if you don't have any symptoms. In this section, you'll find information about AVONEX, a treatment for relapsing MS.

Slowing physical disability progression

Find out how AVONEX helps you stay active longer. Learn more

Helping protect your brain

AVONEX helps reduce brain lesions and brain shrinkage, two silent signs of MS. Learn more

Reducing flare-ups

Flare-ups are unpredictable and disrupt your daily routine. Find out how AVONEX is thought to work with your body. Learn more

Once-weekly AVONEX

AVONEX is the only MS medication that's taken only once a week. Discover the possible benefits of a treatment that lets you focus on your life instead of when you have to take your medication. Learn more

How does AVONEX treat Relapsing MS?

Find out how AVONEX works with your body to slow the progression of physical disability and reduce flare-ups. Learn more

Other MS treatment options

Before making a treatment decision, learn about some of the available relapsing MS treatment options. Learn more

Common Side Effects

Coping with possible side effects of treatment is an important part of managing your MS. The good news is that, with AVONEX, help and advice are available 24/7. Learn more

Safety and efficacy of treatment with AVONEX beyond three years is not known.

Talk with your doctor to find out if AVONEX is right for you.