Rebif (beta interferon-1a)

Rebif is a disease modifying drug for relapsing remitting MS. it is given as an injection you inject yourself under the skin three times a week. Rebif is supplied in several different formats – your MS nurse can explain the different injection devices and help you choose the most appropriate one for you and will give you full training. To give your body a chance to get used to Rebif and reduce the impact of side effects, your doctor or MS nurse may suggest you start on a lower dose.

Side Effects

Common side effects may include

  • flu-like symptoms
  • headache
  • injection site reactions
  • blood cell abnormalities
  • feeling weak or tired
  • difficulty sleeping
  • diarrhoea, nausea and vomiting
  • muscular or joint pain
  • depression

Less common side effect may include

  • changes in menstruation (periods)
  • liver abnormalities
  • allergic reactions
  • heart problems and high blood pressure
  • hair thinning or loss
  • damage to small blood vessels leading to kidney problems

A full list of side effects is included in the manufacturer’s Patient Information Leaflet  (for pre-filled pen).

What Rebif Patients Say