Skip to content
My WebMD Sign In, Sign Up
efavirenz

Side Effects

List efavirenz side effects by likelihood and severity.

The following side effects are associated with efavirenz:

Common side effects of efavirenz:

  • DepressionSevere
  • ItchingSevere
  • RashSevere
  • Abnormal DreamsLess Severe
  • Abnormal Fat Distribution associated with HIVLess Severe
  • Cannot Focus ThoughtsLess Severe
  • Chronic Trouble SleepingLess Severe
  • DiarrheaLess Severe
  • DizzyLess Severe
  • DrowsinessLess Severe
  • Feel Like Throwing UpLess Severe
  • Head PainLess Severe
  • Low EnergyLess Severe
  • Throwing UpLess Severe

Infrequent side effects of efavirenz:

  • HallucinationSevere
  • High Amount of Triglyceride in the BloodLess Severe
  • High CholesterolLess Severe
  • IndigestionLess Severe
  • NervousLess Severe
  • Stomach CrampsLess Severe

Rare side effects of efavirenz:

  • Abnormal Liver Function TestsSevere
  • Abnormal Peeling of SkinSevere
  • Acute Inflammation of the PancreasSevere
  • Acute Liver FailureSevere
  • Behaving with Excessive Cheerfulness and ActivitySevere
  • ConfusedSevere
  • Dead SkinSevere
  • DelusionsSevere
  • Erythema MultiformeSevere
  • Feeling FaintSevere
  • FeverSevere
  • FitSevere
  • Graves' DiseaseSevere
  • Guillain-Barre SyndromeSevere
  • Having Thoughts of SuicideSevere
  • Heart Throbbing or PoundingSevere
  • Hepatitis caused by DrugsSevere
  • HivesSevere
  • Inability to Arrange Words in an Understandable WaySevere
  • Inflammation of Multiple Voluntary MusclesSevere
  • Involuntary QuiveringSevere
  • Mental Disorder with Loss of Normal Personality & RealitySevere
  • Numbness and TinglingSevere
  • Numbness, Tingling or Pain of Hands or FeetSevere
  • Problem BehaviorSevere
  • Problems with EyesightSevere
  • Reaction due to an AllergySevere
  • Severe Mental DepressionSevere
  • Skin Rash with SloughingSevere
  • Skin UlcerSevere
  • Small Skin BlisterSevere
  • Stevens-Johnson SyndromeSevere
  • Toxic Epidermal NecrolysisSevere
  • Trouble BreathingSevere
  • UncoordinatedSevere
  • WheezingSevere
  • Aggressive BehaviorLess Severe
  • AnxiousLess Severe
  • CoughLess Severe
  • Enlarged BreastsLess Severe
  • Extreme Sense of Well BeingLess Severe
  • Feeling RestlessLess Severe
  • Incomplete or Infrequent Bowel MovementsLess Severe
  • Inflammation of a Hair FollicleLess Severe
  • Joint PainLess Severe
  • Loss of AppetiteLess Severe
  • Loss of MemoryLess Severe
  • Loss of One's Own Sense of Reality or IdentityLess Severe
  • MalabsorptionLess Severe
  • Mood ChangesLess Severe
  • Muscle PainLess Severe
  • NumbnessLess Severe
  • Ringing in the EarsLess Severe
  • Sensation of Spinning or WhirlingLess Severe
  • Sun-Sensitive SkinLess Severe
  • Temporary Redness of Face and NeckLess Severe

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, expect 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.

More about Drugs and Medications

Newsletters

Subscribe to free WebMD newsletters.

  • WebMD Daily

    WebMD Daily

    Subscribe to the WebMD Daily, and you'll get today's top health news and trending topics, and the latest and best information from WebMD.

  • Men's Health

    Men's Health

    Subscribe to the Men's Health newsletter for the latest on disease prevention, fitness, sex, nutrition, and more from WebMD.

  • Women's Health

    Women's Health

    Subscribe to the Women's Health newsletter for the latest on disease prevention, fitness, sex, diet, anti-aging, and more from WebMD.

By clicking Submit, I agree to the WebMD Terms & Conditions & Privacy Policy

URAC: Accredited Health Web Site HONcode Seal AdChoices