Codeine Antitussive Cough Syrup Side Effects by Likelihood and Severity

COMMON side effects


If experienced, these tend to have a Less Severe expression

  • An Increase In The Thickness Of Lung Secretions
  • Constipation
  • Drowsiness
  • Feel Like Throwing Up
  • Inducing Of A Relaxed Easy State
  • Stomach Cramps

INFREQUENT side effects


If experienced, these tend to have a Severe expression

  • Abnormal Nervous System Function Affecting Mental Alertness
  • Blood Pressure Drop Upon Standing
  • Collapsed Portion Of Lung
  • Decreased Lung Function
  • Trouble Breathing

If experienced, these tend to have a Less Severe expression

  • Abnormally Low Blood Pressure
  • Confused
  • Dizzy
  • Dry Mouth
  • Excessive Sweating
  • Feeling Faint
  • Feeling Unhappy Or Unwell
  • Feeling Weak
  • Head Pain
  • Heart Throbbing Or Pounding
  • Hives
  • Itching
  • Kidney Problems Causing A Decreased Amount Of Urine To Be Passed
  • Loss Of Appetite
  • Nervous
  • Problems With Eyesight
  • Rash
  • Throwing Up

RARE side effects


If experienced, these tend to have a Severe expression

  • Abnormal Heart Rhythm
  • Blocked Bowels With Decreased Peristaltic Movement
  • Blood Disorder
  • Chronic Trouble Sleeping
  • Complete Stoppage Of The Heart
  • Decreased Function Of The Adrenal Gland
  • Deficiency Of A Substance That Promotes Masculinization
  • Dizzy
  • Excessive Sweating
  • Extra Heartbeat
  • Fast Heartbeat
  • Hallucination
  • Head Pain
  • Life Threatening Allergic Reaction
  • Loss Of Skin Color
  • Lung Failure Causing Loss Of Breath
  • Narcotic Addiction
  • Nervous
  • Pancreatitis
  • Problems With Circulation
  • Seizures
  • Shaking Extremities
  • Shock
  • Slow Heartbeat

If experienced, these tend to have a Less Severe expression

  • Altered Interest In Having Sexual Intercourse
  • Blurred Vision
  • Cannot Empty Bladder
  • Chest Discomfort
  • Chronic Trouble Sleeping
  • Confused
  • Constipation
  • Diarrhea
  • Difficult Or Painful Urination
  • Discolored Spots And Small Elevations Of The Skin
  • Dizzy
  • Dry Mouth
  • Dryness Of The Nose
  • Easily Angered Or Annoyed
  • Excessive Sweating
  • Extreme Sense Of Well Being
  • Fast Heartbeat
  • Feeling Anxious
  • Head Pain
  • Heart Throbbing Or Pounding
  • Hives
  • Inability To Have An Erection
  • Intense Abdominal Pain
  • Irritation Of The Stomach Or Intestines
  • Itching
  • Loss Of Appetite
  • Low Energy
  • Migraine Headache
  • Nervous
  • Nightmares
  • Not Feeling Well
  • Numbness And Tingling
  • Over Excitement
  • Problems Getting Pregnant
  • Problems With Eyesight
  • Rash
  • Ringing In The Ears
  • Sensation Of Spinning Or Whirling
  • Shaking Extremities
  • Spasm Of A Bile Duct Tract
  • Sun-Sensitive Skin
  • Swelling Of The Abdomen
  • Temporary Redness Of Face And Neck
  • Throat Dryness
  • Trouble Breathing

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, expect 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.