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Guaifenesin ac

Generic Name: Guaifenesin and Codeine (gwye FEN e sin & KOE deen)
Brand Name: Cheratussin AC, Codar GF, Coditussin AC, G Tussin AC, Guaiatussin AC, ...show all 12 brand names.
Easy-to-read patient leaflet for Guaifenesin AC Liquid. Includes indications, proper use, special instructions, precautions, and possible side effects.
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Drug Information:
This is not a list of all drugs or health problems that interact with Guaifenesin AC Liquid (Guaifenesin and codeine). Tell your doctor and pharmacist about all of your drugs (prescription or OTC, natural products, vitamins) and health problems. You must check to make sure that it is safe for you to take Guaifenesin AC Liquid (Guaifenesin and codeine) with all of your drugs and health problems. Do not start, stop, or change the dose of any drug without checking with your doctor. Use Guaifenesin AC Liquid (Guaifenesin and codeine) as ordered by your doctor. Read all information given to you. Follow all instructions closely. Learn more

Guaifenesin ac Side Effects

Guaifenesin AC Side Effects

Note: This document contains side effect information about codeine / guaifenesin. Some of the dosage forms listed on this page may not apply to the brand name Guaifenesin AC.

For the Consumer

Applies to codeine / guaifenesin: oral liquid, oral solution, oral syrup

Warning

For all patients taking this drug:
  • This drug has an opioid drug in it. Opioid drugs can put you at risk for addiction, abuse, and misuse. Misuse or abuse of this drug can lead to overdose and death. If you have questions, talk with your doctor.
  • This drug has an opioid drug in it. Severe side effects have happened when opioid drugs were used with benzodiazepines or other drugs that may make you drowsy or slow your actions. This includes slow or troubled breathing and death. Benzodiazepines include drugs like alprazolam, diazepam, and lorazepam. Benzodiazepines may be used to treat many health problems like anxiety, trouble sleeping, or seizures. If you have questions, talk with your doctor.
  • Many drugs interact with this drug and can raise the chance of side effects like deadly breathing problems. Talk with your doctor and pharmacist to make sure it is safe to use this drug with all of your drugs.
  • Avoid alcohol or other drugs and natural products that slow your actions.
  • Get medical help right away if you feel very sleepy, very dizzy, or if you pass out. Caregivers or others need to get medical help right away if the patient does not respond, does not answer or react like normal, or will not wake up.
  • Very bad and sometimes deadly breathing problems have happened with this drug. Talk with the doctor.
  • Get medical help right away if you have slow breathing, shallow breathing, or trouble breathing.
Children:
  • This drug is not for use in children younger than 18 years of age. The benefits of taking this drug for a cough due to allergies, a cold, or other infection do not outweigh the risks in children. If your child has been given this drug or if you have any questions, talk with your child's doctor.

What are some side effects that I need to call my doctor about right away?

WARNING/CAUTION: Even though it may be rare, some people may have very bad and sometimes deadly side effects when taking a drug. Tell your doctor or get medical help right away if you have any of the following signs or symptoms that may be related to a very bad side effect:

  • Signs of an allergic reaction, like rash; hives; itching; red, swollen, blistered, or peeling skin with or without fever; wheezing; tightness in the chest or throat; trouble breathing, swallowing, or talking; unusual hoarseness; or swelling of the mouth, face, lips, tongue, or throat.
  • Very bad dizziness or passing out.
  • Chest pain or pressure or a fast heartbeat.
  • Trouble breathing, slow breathing, or shallow breathing.
  • Noisy breathing.
  • Feeling very sleepy.
  • Feeling confused.
  • A heartbeat that does not feel normal.
  • Hallucinations (seeing or hearing things that are not there).
  • Mood changes.
  • Seizures.
  • Very bad belly pain.
  • Very bad headache.
  • Trouble passing urine.
  • Shakiness.
  • Change in eyesight.
  • Very upset stomach or throwing up.
  • Very bad constipation.
  • Feeling very tired or weak.

What are some other side effects of this drug?

All drugs may cause side effects. However, many people have no side effects or only have minor side effects. Call your doctor or get medical help if any of these side effects or any other side effects bother you or do not go away:

  • Constipation.
  • Dizziness.
  • Feeling sleepy.
  • Upset stomach or throwing up.
  • Sweating a lot.
  • Feeling tired or weak.

These are not all of the side effects that may occur. If you have questions about side effects, call your doctor. Call your doctor for medical advice about side effects.

You may report side effects to the FDA at 1-800-FDA-1088. You may also report side effects at http://www.fda.gov/medwatch.

For Healthcare Professionals

Applies to codeine/guaifenesin: oral capsule, oral liquid, oral syrup, oral tablet

General

The more commonly reported adverse effects of codeine include nausea, vomiting, and diarrhea. Guaifenesin is generally well tolerated.

Nervous system

Codeine

Frequency not reported: CNS depression, lightheadedness, dizziness, sedation, headache, convulsions, weakness

Cardiovascular

Codeine

Frequency not reported: Tachycardia, bradycardia, palpitation, faintness, syncope, orthostatic hypotension, circulatory depression

Gastrointestinal

Codeine

Frequency not reported: Nausea, vomiting, constipation, biliary tract spasm, increased colonic motility, toxic dilation

Guaifenesin:

Frequency not reported: Abdominal pain (upper), diarrhea, nausea, vomiting

Genitourinary

Codeine

Frequency not reported: Oliguria, urinary retention, antidiuretic effect

Dermatologic

Codeine-induced rash may be related to direct stimulation of histamine release.

Codeine:

Frequency not reported: Rash

Guaifenesin:

Frequency not reported: Rash

Hypersensitivity

Codeine

Frequency not reported: Pruritus, giant urticaria, angioneurotic edema, laryngeal edema

Guaifenesin:

Frequency not reported: Hypersensitivity reactions (pruritus, urticaria)

Ocular

Codeine

Frequency not reported: Visual disturbances

Psychiatric

Codeine

Frequency not reported: Euphoria, dysphoria, transient hallucination, disorientation

Respiratory

Codeine:

Frequency not reported: Respiratory depression

Respiratory depression and death have occurred in children who received codeine in the postoperative period following tonsillectomy and/or adenoidectomy. Further investigation has shown these patients to be ultra-rapid metabolizers of codeine. Children with obstructive sleep apnea who are treated with codeine appear to be particularly sensitive to the respiratory depressant effects of codeine.

Editorial References and Review

Medically reviewed by USARx EDITORIAL TEAM Last updated on 1/1/2020.

Source: Drugs.com Guaifenesin Ac (www.drugs.com/cdi/guaifenesin-ac-liquid.html).