Codeine And Promethazine: What Are The Possible Side Effects Of Codeine And Promethazine

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What are the possible side effects of codeine and promethazine?

Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.

Stop using this medication and call your doctor at once if you have any of these serious side effects:

• restless muscle movements in your eyes, tongue, jaw, or neck, tremor (uncontrolled shaking);
• shallow breathing, slow heartbeat;
• feeling like you might pass out;
• jaundice (yellowing of the skin or eyes);
• confusion, agitation, hallucinations, unusual thoughts or behavior;
• seizure (convulsions);
• urinating less than usual or not at all; or
• fever, stiff muscles, confusion, sweating, fast or uneven heartbeats, rapid breathing.

Less serious side effects may include:

• dizziness, drowsiness, sleepiness;
• feeling restless, nervous, or anxious;
• blurred vision, ringing in your ears;
• constipation, mild nausea or vomiting;
• warmth, redness, or tingly feeling under your skin;
• sleep problems (insomnia);
• increased sweating;
• dry mouth; or
• mild skin rash.

This is not a complete list of side effects and others may occur. Tell your doctor about any unusual or bothersome side effect.

Last updated:	March 24, 2008