Review: could Avonex cause Memory Impairment?


Memory impairment is found among people who take Avonex, especially for people who are female, 50-59 old , have been taking the drug for 2 - 5 years, also take medication Tysabri, and have Multiple sclerosis . We study 132,848 people who have side effects while taking Avonex from FDA and social media. Among them, 5,462 have Memory impairment. Find out below who they are, when they have Memory impairment and more.

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Avonex has active ingredients of interferon beta 1a. It is often used in multiple sclerosis. (latest outcomes from Avonex 122,362 users)

Memory Impairment

Memory impairment has been reported by people with confusional state, weakness, drowsiness, diarrhea, memory loss (latest reports from 71,070 Memory impairment patients).

On Aug, 20, 2016

132,848 people reported to have side effects when taking Avonex.
Among them, 5,462 people (4.11%) have Memory Impairment

Number of reports submitted per year:

Could Avonex cause Memory impairment?

Time on Avonex when people have Memory Impairment *:

  • < 1 month: 7.53 %
  • 1 - 6 months: 14.73 %
  • 6 - 12 months: 8.17 %
  • 1 - 2 years: 15.38 %
  • 2 - 5 years: 25.7 %
  • 5 - 10 years: 20.97 %
  • 10+ years: 7.53 %

Gender of people who have Memory Impairment when taking Avonex *:

  • female: 80.06 %
  • male: 19.94 %

Age of people who have Memory Impairment when taking Avonex *:

  • 0-1: 0.0 %
  • 2-9: 0.0 %
  • 10-19: 0.3 %
  • 20-29: 4.18 %
  • 30-39: 14.0 %
  • 40-49: 28.12 %
  • 50-59: 33.62 %
  • 60+: 19.75 %

Severity if Memory Impairment when taking Avonex **:

  • least: 0.0 %
  • moderate: 100 %
  • severe: 0.0 %
  • most severe: 0.0 %

How people recovered from Memory Impairment **:

  • while on drug: 0.0 %
  • after off the drug: 100 %
  • not yet: 0.0 %

Top conditions involved for these people *:

  • Multiple Sclerosis (5,318 people)
  • Depression (73 people)
  • Relapsing-Remitting Multiple Sclerosis (47 people)
  • Anxiety (37 people)
  • Hypertension (32 people)

Top co-used drugs for these people *:

  • Tysabri (1,210 people)
  • Baclofen (116 people)
  • Tecfidera (115 people)
  • Neurontin (94 people)
  • Aspirin (70 people)

* Approximation only. Some reports may have incomplete information.

** Reports from social media are used.

How to use the study: print a copy of the study and bring it to your health teams to ensure drug risks and benefits are fully discussed and understood.

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NOTE: The study is based on active ingredients and brand name. Other drugs that have the same active ingredients (e.g. generic drugs) are NOT considered.

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