Betaseron Vial Side Effects by Likelihood and Severity

COMMON side effects


If experienced, these tend to have a Severe expression

  • Abnormal Increase In Muscle Tone
  • Abnormal Liver Function Tests
  • Decreased Neutrophils A Type Of White Blood Cell
  • Decreased Number Of Lymphocytes In The Blood
  • Decreased White Blood Cells
  • Signs And Symptoms At Injection Site

If experienced, these tend to have a Less Severe expression

  • Chest Pain
  • Chills
  • Chronic Trouble Sleeping
  • Excessive Sweating
  • Feeling Weak
  • Fever
  • Flu-Like Symptoms
  • Head Pain
  • Intense Abdominal Pain
  • Muscle Pain
  • Pain
  • Rash

INFREQUENT side effects


If experienced, these tend to have a Severe expression

  • Dead Skin
  • High Blood Pressure
  • Swollen Lymph Nodes
  • Tissue Death
  • Trouble Breathing

If experienced, these tend to have a Less Severe expression

  • Bleeding Not Related To Menstrual Period
  • Fluid Retention In The Legs, Feet, Arms Or Hands
  • Inability To Have An Erection
  • Leg Cramps
  • Needing To Urinate Immediately
  • Not Feeling Well
  • Uncoordinated
  • Weight Gain

RARE side effects


If experienced, these tend to have a Severe expression

  • Anemia
  • Bronchospasm
  • Chronic Heart Failure
  • Decreased Blood Platelets
  • Depression
  • Disease Of The Muscle Of The Heart With Enlargement
  • Having Thoughts Of Suicide
  • Hepatitis
  • High Amount Of Triglyceride In The Blood
  • Life Threatening Allergic Reaction
  • Liver Failure
  • Pancreatitis
  • Plasma Fluid & Proteins Leaking Outside Of Capillaries
  • Psychosis Caused By A Drug
  • Pulmonary Arterial Hypertension
  • Seizures
  • Syndrome Characterized By Anemia And Renal Failure
  • Systemic Lupus Erythematosus
  • Thrombotic Thrombocytopenic Purpura
  • Worsening Of Chronic Heart Failure

If experienced, these tend to have a Less Severe expression

  • Abnormally Long Or Heavy Periods
  • Confused
  • Diarrhea
  • Dizzy
  • Fast Heartbeat
  • Feel Like Throwing Up
  • Feeling Anxious
  • Heart Throbbing Or Pounding
  • Hives
  • Hypothyroidism
  • Itching
  • Joint Pain
  • Loss Of Appetite
  • Mood Changes
  • Overactive Thyroid Gland
  • Skin Discoloration
  • Throwing Up
  • Weight Loss
  • Widening Of Blood Vessels

Selected from data included with permission and copyrighted by First Databank, Inc. This copyrighted material has been downloaded from a licensed data provider and is not for distribution, except as may be authorized by the applicable terms of use.

CONDITIONS OF USE: The information in this database is intended to supplement, not substitute for, the expertise and judgment of healthcare professionals. The information is not intended to cover all possible uses, directions, precautions, drug interactions or adverse effects, nor should it be construed to indicate that use of a particular drug is safe, appropriate or effective for you or anyone else. A healthcare professional should be consulted before taking any drug, changing any diet or commencing or discontinuing any course of treatment.