Clozaril Side Effects by Likelihood and Severity

COMMON side effects


If experienced, these tend to have a Severe expression

  • Low Blood Pressure
  • Orthostatic Hypotension, A Form Of Low Blood Pressure

If experienced, these tend to have a Less Severe expression

  • A Change In Vision
  • Constipation
  • Dizziness
  • Drowsiness
  • Dry Mouth
  • Excessive Saliva Production
  • Excessive Sweating
  • Fast Heartbeat
  • Fever
  • Head Pain
  • Inducing Of A Relaxed Easy State
  • Muscle Tremors
  • Nausea
  • Sensation Of Spinning Or Whirling
  • Vomiting
  • Weight Gain

INFREQUENT side effects


If experienced, these tend to have a Severe expression

  • A Feeling Of Restlessness With Inability To Sit Still
  • Abnormal Heart Rhythm
  • High Blood Pressure

If experienced, these tend to have a Less Severe expression

  • A Skin Rash
  • Agitation
  • An Inability To Completely Empty The Bladder
  • Blood Coming From Anus
  • Burping
  • Confusion
  • Diarrhea
  • Fainting
  • Heartburn
  • Indigestion
  • Inflammation Of The Lining Of The Stomach And Intestines
  • Inflammation Of The Parotid Gland
  • Intense Abdominal Pain
  • Low Energy
  • Nervousness
  • Nightmares
  • Swelling Of The Abdomen

RARE side effects


If experienced, these tend to have a Severe expression

  • A Blockage Of The Intestines With Stool
  • A Blood Disorder
  • A Clot In The Lung
  • A Complication Of Diabetes With High Blood Ketone Levels Called Diabetic Ketoacidosis
  • A Condition With Muscle Tissue Breakdown Called Rhabdomyolysis
  • A Heart Attack
  • A Lower Respiratory Infection
  • A Skin Disorder With Blistering And Peeling Skin Called Stevens-Johnson Syndrome
  • A Stomach Ulcer
  • A Systemic Inflammatory Response Called Sepsis Due To An Infection With Bacteria
  • A Type Of Allergic Reaction Called Angioedema
  • A Type Of Kidney Inflammation Called Interstitial Nephritis
  • A Type Of Significant Allergic Skin Reaction Called DRESS Syndrome
  • A Yellowing Of The Eyes Or Skin From Buildup Of Bilirubin Called Jaundice
  • Abnormal Heart Electrical Signals
  • Abnormal Liver Function Tests
  • Accidental Falls
  • Acute Inflammation Of The Pancreas
  • Acute Kidney Failure
  • Allergic Reaction Causing Inflammation Of Blood Vessels
  • Atrial Fibrillation
  • Blockage Of Normal Bile Flow
  • Blockage Of The Stomach Or Intestine
  • Blocked Bowels With Decreased Peristaltic Movement
  • Blood Clot In A Deep Vein Of The Extremities
  • Cardiomyopathy, A Disease Of The Heart Muscle
  • Chronic Heart Failure
  • Decreased Blood Platelets
  • Diabetes
  • Diabetic Hyperosmolar Coma
  • Diminished Movement
  • Enlarged Fatty Liver
  • Erythema Multiforme, A Type Of Allergic Skin Reaction
  • Extrapyramidal Disease, A Type Of Movement Disorder
  • Fluid In The Covering Of The Heart Or Pericardium
  • Hardening Of The Liver
  • High Blood Sugar
  • High Levels Of Hemoglobin
  • Increase In The Number Of Platelets In The Blood
  • Increased Eosinophils In The Blood
  • Inflammation Of The Blood Vessels
  • Inflammation Of The Covering Of The Heart Or Pericardium
  • Inflammation Of The Large Intestine
  • Inflammation Of The Liver Called Hepatitis
  • Inflammation Of The Middle Tissue Heart Muscle
  • Inflammation Of The Serous Membranes In The Body
  • Kidney Failure
  • Liver Failure
  • Liver Tissue Death
  • Low Amount Of Sodium In The Blood
  • Low Levels Of A Type Of White Blood Cell Called Neutrophils
  • Low Levels Of Granulocytes, A Type Of White Blood Cell
  • Low Levels Of White Blood Cells
  • Mitral Valve Regurgitation
  • Muscle Stiffness
  • Myoclonus, Quick And Involuntary Muscle Jerks
  • Neuroleptic Malignant Syndrome, A Reaction Characterized By Fever, Muscle Rigidity And Confusion
  • Paralysis Of The Intestines
  • Pneumonia
  • Pneumonia Due To Accidental Inhalation Of Vomit
  • Priapism, A Prolonged Erection Of The Penis
  • Prolonged QT Interval On EKG
  • Rapid Ventricular Heartbeat
  • Repeated Seizures With Unconsciousness Between Episodes
  • Secondary Angle-Closure Glaucoma, A Type Of Eye Disorder
  • Seizures
  • Slow Heartbeat
  • Systemic Lupus Erythematosus, An Autoimmune Disease
  • Tardive Dyskinesia, A Disorder Characterized By Involuntary Movements Of The Face, Mouth And Tongue
  • The Stomach And Intestines To Move Food At A Slower Pace
  • Torsades De Pointes, A Type Of Abnormal Heart Rhythm
  • Total Body Muscle Weakness Triggered By A Emotions Such As Laughing, Crying Or Terror
  • Ventricular Fibrillation, A Heart Rhythm Disorder
  • Very Low Levels Of Granulocytes, A Type Of White Blood Cell

If experienced, these tend to have a Less Severe expression

  • A Type Of Speech Disorder Called Dysarthria
  • Abnormal Muscle Movements
  • Abnormal Results For A Test Recording The Brain's Activity
  • Angina, Or Chest Pain Due To Partial Blockage Of Blood Flow In The Heart Arteries
  • Bedwetting
  • Bloody Vomit
  • Breast Pain
  • Decreased Appetite
  • Delirium
  • Depression
  • Difficulty Sleeping
  • Difficulty Swallowing
  • Excessive Thirst
  • Fluid Accumulation Around The Eye
  • High Amount Of Triglyceride In The Blood
  • High Amount Of Uric Acid In The Blood
  • High Cholesterol
  • Increased Sensitivity Of The Skin To The Sun
  • Involuntary Leakage Of Urine
  • Loss Of Muscle Coordination
  • Low Energy And Weakness
  • Muscle Weakness
  • Numbness And Tingling
  • Pain With Menstruation
  • Retrograde Ejaculation
  • Skin Discoloration
  • Slurred Speech
  • Taste Impairment
  • The Inability To Have An Erection
  • Visible Water Retention
  • Weight Loss

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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.