Apr 9, 2025 · Learn about the side effects of codeine, from common to rare, for consumers and healthcare professionals.

NHS medicines information on side effects of codeine and what you can do to cope.

Common side effects of codeine include lightheadedness, dizziness, nausea, vomiting, shortness of breath, sedation, allergic reactions, constipation, abdominal pain, rash, and itching.

Dec 1, 2025 · Codeine can cause serious unwanted effects if taken by adults, children, or pets who are not used to strong narcotic pain medicines. Make sure you store the medicine in a …

Mar 20, 2024 · Learn about common and serious Codeine side effects from GoodRx, including what to watch for and when to contact your doctor.

Dec 12, 2022 · This information from Lexicomp® explains what you need to know about this medication, including what it’s used for, how to take it, its side effects, and when to call your …

Codeine, like any medication, can have potential side effects that individuals should be aware of. Here are five common side effects associated with codeine use:

Oct 21, 2024 · What are the serious side effects of codeine? While less common, the most serious side effects of codeine are described below, along with what to do if they happen.

Codeine: learn about side effects, dosage, special precautions, and more on MedlinePlus

Children may be at higher risk for side effects. Stop giving this medication and call emergency services right away if your child has slow or noisy breathing, confusion, or unusual sleepiness.