Clarithromycin 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

  • taste impairment
  • nausea
  • vomiting
  • diarrhea
  • intense abdominal pain
  • INFREQUENT 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

  • indigestion
  • difficulty sleeping
  • headache
  • gas
  • RARE side effects

    If experienced, these tend to have a Severe expression i

  • diarrhea from an infection with Clostridium difficile bacteria
  • decreased blood platelets
  • very low levels of granulocytes, a type of white blood cell
  • low levels of white blood cells
  • low levels of a type of white blood cell called neutrophils
  • increased eosinophils in the blood
  • increase in the number of platelets in the blood
  • mental problems from taking the drug
  • a type of muscle paralysis due to blocked nerve function called neuromuscular blockade
  • a disease with shrinking and weaker muscles called myopathy
  • a clot in the lung
  • rapid ventricular heartbeat
  • torsades de pointes, a type of abnormal heart rhythm
  • atrial fibrillation
  • complete stoppage of the heart
  • extra heartbeats
  • prolonged QT interval on EKG
  • ventricular arrhythmias, a type of abnormal heart rhythm
  • bleeding
  • inflammation of the esophagus
  • inflammation of the lining of the stomach and intestines
  • acute liver failure
  • inflammation of the liver called hepatitis
  • blockage of normal bile flow
  • acute inflammation of the pancreas
  • a type of kidney inflammation called interstitial nephritis
  • kidney failure
  • inflammation of the skin with blisters
  • a skin disorder with blistering and peeling skin called toxic epidermal necrolysis
  • a skin disorder with blistering and peeling skin called Stevens-Johnson syndrome
  • hives
  • muscle spasm
  • a condition with muscle tissue breakdown called rhabdomyolysis
  • drowsiness
  • unconsciousness
  • hallucinations
  • seizures
  • a type of abnormal movement disorder called dyskinesia
  • high amount of bilirubin in the blood
  • chest pain
  • 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
  • inflammation of the liver with stoppage of bile flow
  • generalized weakness
  • a yellowing of the eyes or skin from buildup of bilirubin called jaundice
  • cellulitis
  • a type of skin disorder called acute generalized exanthematous pustulosis
  • a type of significant allergic skin reaction called DRESS syndrome
  • IgA vasculitis
  • If experienced, these tend to have a Less Severe expression i

  • confusion
  • ringing in the ears
  • hearing loss
  • asthma
  • discoloration of teeth
  • dry mouth
  • stomatitis, a condition with painful swelling and sores inside the mouth
  • a painful, red or swollen tongue
  • a discolored tongue
  • gastroesophageal reflux disease
  • a type of stomach irritation called gastritis
  • constipation
  • soreness of the rectal area
  • itching
  • acne
  • muscle weakness
  • muscle pain
  • sensation of spinning or whirling
  • dizziness
  • fever
  • low energy
  • excessive sweating
  • chills
  • muscle tremors
  • a distorted sense of smell called parosmia
  • decreased appetite
  • nosebleed
  • heart throbbing or pounding
  • burping
  • abdominal bloating
  • nervousness
  • a feeling of pins and needles on skin
  • a feeling of general discomfort called malaise
  • abnormal dreams
  • a loss of taste
  • no sense of smell
  • anxious feelings
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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.