Chlorcyclizine / codeine / phenylephrine Side Effects
Applies to chlorcyclizine / codeine / phenylephrine: oral liquid.
Codeine may be habit-forming. Misuse of habit-forming medicine can cause addiction, overdose, or death.
Do not use this medicine if you have used an MAO inhibitor in the past 14 days. A dangerous drug interaction could occur. MAO inhibitors include isocarboxazid, linezolid, methylene blue injection, phenelzine, rasagiline, selegiline, tranylcypromine, and others.
Medicines that contain codeine should not be given to a child just after surgery to remove the tonsils or adenoids. Get emergency medical help if a child taking this medicine has breathing problems, blue lips, or severe drowsiness, or if you cannot wake the child up from sleep.
Get emergency medical help if you have signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue, or throat.
Get emergency medical help if a child taking this medicine has breathing problems, blue lips, or severe drowsiness, or if you cannot wake the child up from sleep.
Stop using chlorcyclizine, codeine, and phenylephrine and call your doctor at once if you have:
-
severe dizziness or drowsiness, feeling like you might pass out;
-
confusion, mood changes, hallucinations, unusual thoughts or behavior;
-
severe nervousness, fast or uneven heart rate, tremor, seizure (convulsions);
-
pain or numbness in the arms or legs;
-
severe stomach cramps or constipation;
-
weak or shallow breathing;
-
little or no urinating;
-
easy bruising or bleeding, unusual weakness; or
-
dangerously high blood pressure (severe headache, blurred vision, buzzing in your ears, anxiety, chest pain).
Common side effects may include:
-
dizziness, drowsiness;
-
dry mouth, nose, or throat;
-
constipation; or
-
feeling restless or excited (especially in children).
This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects.
More about chlorcyclizine / codeine / phenylephrine
Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.
Some side effects may not be reported. You may report them to the FDA.
