Review: could Rebif cause Muscle Spasticity?


Muscle spasticity is found among people who take Rebif, especially for people who are female, 50-59 old , have been taking the drug for 2 - 5 years, also take medication Baclofen, and have Multiple sclerosis . We study 40,528 people who have side effects while taking Rebif from FDA and social media. Among them, 226 have Muscle spasticity. Find out below who they are, when they have Muscle spasticity and more.

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Rebif has active ingredients of interferon beta-1a. It is often used in multiple sclerosis. (latest outcomes from Rebif 40,730 users)

Muscle Spasticity

Muscle spasticity (tight or stiff muscles and an inability to control those muscles) has been reported by people with fever, pain, itching, drowsiness, hypertonia (latest reports from 18,039 Muscle spasticity patients).

On Aug, 27, 2016

40,528 people reported to have side effects when taking Rebif.
Among them, 226 people (0.56%) have Muscle Spasticity

Number of reports submitted per year:

Could Rebif cause Muscle spasticity?

Time on Rebif when people have Muscle Spasticity *:

  • < 1 month: 12.24 %
  • 1 - 6 months: 12.24 %
  • 6 - 12 months: 8.16 %
  • 1 - 2 years: 12.24 %
  • 2 - 5 years: 40.82 %
  • 5 - 10 years: 4.08 %
  • 10+ years: 10.2 %

Gender of people who have Muscle Spasticity when taking Rebif *:

  • female: 77.43 %
  • male: 22.57 %

Age of people who have Muscle Spasticity when taking Rebif *:

  • 0-1: 0.0 %
  • 2-9: 0.0 %
  • 10-19: 1.22 %
  • 20-29: 7.93 %
  • 30-39: 22.56 %
  • 40-49: 23.78 %
  • 50-59: 24.39 %
  • 60+: 20.12 %

Top conditions involved for these people *:

  • Multiple Sclerosis (165 people)
  • Relapsing-Remitting Multiple Sclerosis (20 people)
  • Depression (12 people)
  • Pain (7 people)
  • Muscle Spasticity (7 people)

Top co-used drugs for these people *:

  • Baclofen (35 people)
  • Ibuprofen (19 people)
  • Tylenol (11 people)
  • Gabapentin (9 people)
  • Fish Oil (9 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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