Haldol Decanoate 50 Ampul Side Effects by Likelihood and Severity

INFREQUENT side effects


If experienced, these tend to have a Severe expression

  • A Skin Rash
  • Decreased Thirst
  • Hallucinations
  • Tardive Dyskinesia, A Disorder Characterized By Involuntary Movements Of The Face, Mouth And Tongue

If experienced, these tend to have a Less Severe expression

  • A Change In Vision
  • Constipation
  • Drowsiness
  • Dry Mouth
  • Increased Sensitivity Of The Skin To The Sun
  • Nausea
  • Slowness Of Movement
  • The Inability To Have An Erection
  • Vomiting

RARE side effects


If experienced, these tend to have a Severe expression

  • A Condition With Muscle Tissue Breakdown Called Rhabdomyolysis
  • A Disorder Of The Retina Of The Eye
  • A Disorder With Excess Antidiuretic Hormone Called Syndrome Of Inappropriate Antidiuretic Hormone
  • A Feeling Of Restlessness With Inability To Sit Still
  • A Significant Type Of Allergic Reaction Called Anaphylaxis
  • A Spasm Of The Larynx
  • A Type Of Blood Disorder With A Decrease In All Types Of Blood Cells Called Pancytopenia
  • A Type Of Movement Disorder Called Parkinsonism
  • A Yellowing Of The Eyes Or Skin From Buildup Of Bilirubin Called Jaundice
  • Abnormal Liver Function Tests
  • Accidental Falls
  • Acute Liver Failure
  • Allergic Reaction Causing Inflammation Of Blood Vessels
  • Bronchospastic Lung Disease
  • Clouding Of The Lens Of The Eye Called Cataracts
  • Decreased Blood Platelets
  • Extra Heartbeats
  • Extrapyramidal Disease, A Type Of Movement Disorder
  • Heat Stroke
  • High Blood Pressure
  • High Levels Of White Blood Cells
  • Low Amount Of Sodium In The Blood
  • Low Blood Sugar
  • Low Body Temperature
  • Low Levels Of A Type Of White Blood Cell Called Neutrophils
  • Low Levels Of White Blood Cells
  • Muscle Stiffness
  • Neuroleptic Malignant Syndrome, A Reaction Characterized By Fever, Muscle Rigidity And Confusion
  • Opisthotonus, An Arching Body Spasm
  • Orthostatic Hypotension, A Form Of Low Blood Pressure
  • Priapism, A Prolonged Erection Of The Penis
  • Prolonged QT Interval On EKG
  • Rapid Ventricular Heartbeat
  • Seizures
  • Skin Rash With Sloughing
  • Torsades De Pointes, A Type Of Abnormal Heart Rhythm
  • Ventricular Arrhythmias, A Type Of Abnormal Heart Rhythm
  • 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 High Prolactin Level
  • A Skin Rash Resembling Acne
  • A Type Of Bumpy Skin Rash Called A Maculopapular Rash
  • Abnormal Muscle Movements
  • Agitation
  • Altered Interest In Having Sexual Intercourse
  • An Extreme Sense Of Wellbeing Called Euphoria
  • An Inability To Completely Empty The Bladder
  • Blurred Vision
  • Breast Pain
  • Breastmilk Production Not Associated With Childbirth Or Nursing
  • Confusion
  • Decreased Appetite
  • Depression
  • Diarrhea
  • Difficulty Sleeping
  • Enlarged Breasts
  • Excessive Sweating
  • Fast Heartbeat
  • Fever
  • Hair Loss
  • Headache
  • Hives
  • Hyperactive Behavior
  • Indigestion
  • Inducing Of A Relaxed Easy State
  • Involuntary Leakage Of Urine
  • Irregular Periods
  • Lockjaw
  • Low Blood Pressure
  • Low Energy And Weakness
  • Muscle Twitching
  • Nervousness
  • Pain With Menstruation
  • Poisoning Caused By Anticholinergic Medication
  • Puffy Face From Water Retention
  • Sensation Of Spinning Or Whirling
  • Twisting Neck Spasms
  • Weight Gain

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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.