Gilenya Side Effects by Likelihood and Severity

COMMON side effects


If experienced, these tend to have a Severe expression

  • A High Alanine Transaminase Level
  • A High Aspartate Transaminase Level
  • Abnormal Liver Function Tests
  • Diarrhea
  • Trouble Breathing

If experienced, these tend to have a Less Severe expression

  • Backache
  • Bronchitis
  • Cough
  • Depression
  • Headache
  • High Cholesterol
  • Inflammation Of The Tissue Lining The Sinuses
  • Intense Abdominal Pain
  • Nausea
  • Pain In The Arms Or Legs
  • The Flu

INFREQUENT side effects


If experienced, these tend to have a Severe expression

  • A Decrease In Lung Function Measurement
  • A Migraine Headache
  • An Infection
  • An Infection Due To A Fungus
  • High Amount Of Bilirubin In The Blood
  • High Amount Of Triglyceride In The Blood
  • High Blood Pressure
  • Low Blood Pressure
  • Low Levels Of White Blood Cells
  • Pneumonia
  • Slow Heartbeat

If experienced, these tend to have a Less Severe expression

  • A Decreased Number Of Lymphocytes In The Blood
  • A Fungal Infection Of The Skin Called Tinea Versicolor
  • A Roughened Red Patch Of Skin Called Actinic Keratosis
  • A Small, Soft Skin Growth Called Cutaneous Papilloma
  • A Type Of Skin Condition With Redness And Itching Called Eczema
  • Blurred Vision
  • Dizziness
  • Generalized Weakness
  • Hair Loss
  • Inflammation Of The Lining Of The Stomach And Intestines
  • Itching
  • Weight Loss

RARE side effects


If experienced, these tend to have a Severe expression

  • A Herpes Simplex Infection
  • A Stroke
  • A Type Of Allergic Reaction Called Angioedema
  • A Type Of Brain Disorder Called Posterior Reversible Encephalopathy Syndrome
  • A Type Of Lymphoma Involving The Skin Called Mycosis Fungoides
  • A Type Of Skin Cancer Called Merkel Cell Carcinoma
  • Acute Liver Failure
  • An Increased Risk Of Developing An Uncommon Viral Infection Called An Opportunistic Infection
  • An Infection By Human Papillomavirus
  • Atrioventricular Block, A Type Of Slow Heart Rhythm Disorder
  • Basal Cell Carcinoma Of The Skin
  • Cancer Of The Squamous Cells In The Skin
  • Chest Pain
  • Cutaneous T-Cell Lymphoma
  • Decreased Blood Platelets
  • Fainting
  • Heart Throbbing Or Pounding
  • Infection With Cryptococcus Fungus
  • Inflammation Of The Liver With Stoppage Of Bile Flow
  • Kaposi's Sarcoma
  • Liver Damage
  • Macular Edema
  • Malignant Lymphoma
  • Malignant Melanoma, A Type Of Skin Cancer
  • Opportunistic Fungal Infection
  • Progressive Multifocal Leukoencephalopathy, A Type Of Brain Infection
  • Prolonged P-R Interval Observed On EKG
  • Prolonged QT Interval On EKG
  • Seizures
  • Shingles

If experienced, these tend to have a Less Severe expression

  • A Skin Rash
  • Hives
  • Joint Pain
  • Low Energy
  • Muscle Pain
  • Vomiting

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.