Xanax Side Effects by Likelihood and Severity

COMMON side effects

If experienced, these tend to have a Severe expression i

Sorry, we have no data available. Please contact your doctor or pharmacist.

If experienced, these tend to have a Less Severe expression i

  • altered interest in having sexual intercourse
  • drowsiness
  • low energy

    • INFREQUENT side effects

    If experienced, these tend to have a Severe expression i

  • a type of abnormal movement disorder called dyskinesia
  • trouble breathing

    • If experienced, these tend to have a Less Severe expression i

  • confusion
  • abnormal sexual function
  • excessive saliva production
  • constipation
  • pain with menstruation
  • premenstrual syndrome
  • a problem with menstrual periods
  • inflammation of the skin due to an allergy
  • joint pain
  • muscle pain
  • pain in the arms or legs
  • dizziness
  • difficulty sleeping
  • loss of muscle coordination
  • numbness
  • a skin rash
  • decreased appetite
  • weight gain
  • weight loss
  • changes in appetite
  • headache
  • rapid deep breathing
  • nausea and vomiting
  • diarrhea
  • nervousness
  • a feeling of pins and needles on skin
  • low energy and weakness
  • a sensation of feeling warm
  • deep sleep or sleep for long periods
  • abnormal dreams
  • a change in the ability to pay attention
  • anxious feelings

    • RARE side effects

    If experienced, these tend to have a Severe expression i

  • manic behavior
  • addiction to a drug
  • low blood pressure
  • decreased lung function
  • liver failure
  • damage to the liver and inflammation
  • a skin disorder with blistering and peeling skin called Stevens-Johnson syndrome
  • seizures
  • abnormal liver function tests
  • a type of allergic reaction called angioedema

    • If experienced, these tend to have a Less Severe expression i

  • a high prolactin level
  • a form of mania that has a lower severity of symptoms
  • nightmares
  • blurred vision
  • a change in vision
  • stuffy nose
  • dry mouth
  • indigestion
  • enlarged breasts
  • breastmilk production not associated with childbirth or nursing
  • itching
  • backache
  • muscle spasm
  • muscle weakness
  • cramps
  • difficulty concentrating
  • memory loss
  • sensation of spinning or whirling
  • excessive sweating
  • muscle tremors
  • muscle twitching
  • fluid retention in the legs, feet, arms or hands
  • slurred speech
  • a type of speech disorder called dysarthria
  • heart throbbing or pounding
  • chest pain
  • difficult or painful urination
  • an inability to completely empty the bladder
  • generalized weakness
  • a feeling of general discomfort called malaise
  • intense abdominal pain
  • abnormal muscle movements
  • an increased interest in having sexual intercourse
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    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.