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Multiple Sclerosis (MS) Drugs

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Avonex ® (interferon beta-1a)

MS Drugs - Avonex ® Efficacy (Effectiveness of Avonex ®)

How effective is Avonex ®?

% of patients progressing In disability at 2 years
Placebo Avonex ®
34.9 % 21.9 %

 

Number of exacerbations in Subset (people who completed full 2 years) completing 2 years of Avonex ®

No. of exacerbations Placebo Avonex ®
0 26% 38%
1 30% 31%
2 11% 18%
3 14% 7%
4 18% 7%

 

Ref: Jacobs LD, et al, Intramuscular interferon beta-1a for disease progression in relapsing multiple sclerosis. Ann Neurol 1996;39(3):285-94:

Ref: Avonex® prescribing information

 

 

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