Tustan 12S Side Effects
Generic name: carbetapentane / chlorpheniramine
Note: This document contains side effect information about carbetapentane / chlorpheniramine. Some of the dosage forms listed on this page may not apply to the brand name Tustan 12S.
Applies to carbetapentane / chlorpheniramine: oral suspension, oral tablet
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.
Get emergency medical help if you have any of these signs of an allergic reaction while taking carbetapentane / chlorpheniramine: hives; difficult breathing; swelling of your face, lips, tongue, or throat.
Stop using this medicine and call your doctor at once if you have:
fast, pounding, or uneven heartbeat;
severe headache, hallucinations, seizure (convulsions);
severe dizziness or drowsiness;
little or no urinating;
tremors, severe restlessness; or
Common side effects may include:
nausea, vomiting, upset stomach, loss of appetite;
weakness, mild dizziness or drowsiness;
anxiety, feeling nervous or excited; or
sleep problems (insomnia).
This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects.
More about Tustan 12S (carbetapentane / chlorpheniramine)
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Some side effects may not be reported. You may report them to the FDA.