VIVITROL Side Effects by Likelihood and Severity

COMMON side effects

If experienced, these tend to have a Severe expression i

  • throat irritation
  • reactions at the site of the injection

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

  • a toothache
  • itching
  • drowsiness
  • dizziness
  • difficulty sleeping
  • decreased appetite
  • nausea
  • vomiting
  • generalized weakness
  • a fibrous thickening of the skin called induration

INFREQUENT side effects

If experienced, these tend to have a Severe expression i

  • joint pain
  • a high aspartate transaminase level

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

  • dry mouth
  • changes in appetite
  • headache
  • diarrhea
  • intense abdominal pain
  • anxious feelings

RARE side effects

If experienced, these tend to have a Severe expression i

  • dehydration
  • decreased blood platelets
  • increased eosinophils in the blood
  • high levels of white blood cells
  • suicidal thoughts
  • depression
  • a heart attack
  • angina, a type of chest pain
  • a clot in the lung
  • atrial fibrillation
  • chronic heart failure
  • a stroke
  • blood clot in a deep vein of the extremities
  • pneumonia
  • pneumonia with high amount of eosinophil white blood cells
  • inflammation of the large intestine
  • inflammation of the lining of the stomach and intestines
  • paralysis of the intestines
  • inflammation of the liver called hepatitis
  • gallstones
  • inflammation of the gallbladder
  • acute inflammation of the pancreas
  • bleeding of the stomach or intestines
  • hives
  • an abscess
  • seizures
  • sleep apnea
  • a skin rash
  • dead skin
  • swollen lymph nodes
  • abnormal liver function tests
  • a significant type of allergic reaction called anaphylaxis
  • a type of allergic reaction called angioedema
  • a hypersensitivity reaction to a drug
  • increased creatine kinase levels
  • cellulitis

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

  • high cholesterol
  • altered interest in having sexual intercourse
  • agitation
  • an extreme sense of wellbeing called euphoria
  • a migraine headache
  • blurred vision
  • pink eye
  • hemorrhoids
  • laryngitis
  • a common cold
  • inflammation of the tissue lining the sinuses
  • bronchitis
  • gastroesophageal reflux disease
  • constipation
  • urinary tract infection
  • erythema or redness of skin or mucous membrane
  • joint stiffness
  • muscle spasm
  • muscle pain
  • fever
  • excessive sweating
  • pain
  • chills
  • taste impairment
  • puffy face from water retention
  • temporary redness of face and neck
  • weight gain
  • weight loss
  • heart throbbing or pounding
  • gas
  • bruising
  • a feeling of pins and needles on skin
  • low energy and weakness
  • irritability
  • abnormal dreams
  • night sweats
  • a change in the ability to pay attention

Free RX Coupon

Save up to 80% on your prescriptions.

Available coupons

Save up to 80% on your prescription with WebMDRx

Drug Survey

Are you currently using Vivitrol suspension, extended release, reconstituted?

This survey is being conducted by the WebMD marketing sciences department.

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.