Carbidopa-Levodopa ER Side Effects by Likelihood and Severity

COMMON side effects


If experienced, these tend to have a Severe expression

  • A Feeling Of Restlessness With Inability To Sit Still
  • Orthostatic Hypotension, A Form Of Low Blood Pressure

If experienced, these tend to have a Less Severe expression

  • A Type Of Abnormal Movement Disorder Called Dyskinesia
  • Anxious Feelings
  • Constipation
  • Difficulty Sleeping
  • Headache
  • Loss Of Muscle Coordination
  • Mental Status Changes
  • Nausea
  • Vomiting

INFREQUENT side effects


If experienced, these tend to have a Severe expression

  • Involuntary Eyelid Twitching

If experienced, these tend to have a Less Severe expression

  • A Painful Condition That Affects The Nerves In The Legs And Arms Called Peripheral Neuropathy
  • Abnormal Color Of Urine
  • Abnormal Dreams
  • Abnormal Muscle Movements
  • Blurred Vision
  • Confusion
  • Decreased Appetite
  • Depression
  • Diarrhea
  • Dizziness
  • Dry Mouth
  • Fluid Retention In The Legs, Feet, Arms Or Hands
  • Generalized Weakness
  • Indigestion
  • Low Energy
  • Muscle Twitching
  • Temporary Redness Of Face And Neck

RARE side effects


If experienced, these tend to have a Severe expression

  • A Heart Attack
  • A High Alanine Transaminase Level
  • A High Aspartate Transaminase Level
  • A Type Of Blood Disorder Where The Red Blood Cells Burst Called Hemolytic Anemia
  • Abnormal Heart Rhythm
  • Abnormal Liver Function Tests
  • Accidental Falls
  • An Inability To Control Impulsive Behavior
  • An Ulcer Of The Duodenum
  • Anemia
  • Decreased Blood Platelets
  • Extrapyramidal Disease, A Type Of Movement Disorder
  • High Amount Of Bilirubin In The Blood
  • High Blood Pressure
  • Iga Vasculitis
  • Increased Pressure In The Eye
  • Inflammation Of The Skin With Blisters
  • Low Levels Of White Blood Cells
  • Mental Problems From Taking The Drug
  • Painful And Involuntary Movement Of The Eyes Called Oculogyric Crisis
  • Priapism, A Prolonged Erection Of The Penis
  • Rapid Deep Breathing
  • Suicidal Behavior
  • Suicidal Thoughts
  • Very Low Levels Of Granulocytes, A Type Of White Blood Cell

If experienced, these tend to have a Less Severe expression

  • A Feeling Of General Discomfort Called Malaise
  • A Sore Throat
  • A Sudden Onset Of Sleep
  • An Extreme Sense Of Wellbeing Called Euphoria
  • An Inability To Completely Empty The Bladder
  • An Increased Interest In Having Sexual Intercourse
  • Cough
  • Difficulty Swallowing
  • Double Vision
  • Drowsiness
  • Drug-Induced Hot Flashes
  • Excessive Saliva Production
  • Excessive Sweating
  • Fainting
  • Gas
  • Grinding Of The Teeth
  • Hair Loss
  • Hallucinations
  • Hiccups
  • Hoarseness
  • Inflammation Of A Vein
  • Intense Abdominal Pain
  • Involuntary Leakage Of Urine
  • Irritation Of The Stomach Or Intestines
  • Leg Pain
  • Lockjaw
  • Memory Loss
  • Nervousness
  • Numbness
  • Taste Impairment
  • Visible Water Retention
  • Weight Gain
  • Weight Loss

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.