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Tussin Pediatric Cold and Cough Side Effects

Generic name: dextromethorphan / pseudoephedrine

Note: This document contains side effect information about dextromethorphan / pseudoephedrine. Some dosage forms listed on this page may not apply to the brand name Tussin Pediatric Cold and Cough.

Applies to dextromethorphan / pseudoephedrine: oral capsule, oral liquid.

Do not use this medicine if you have used an MAO inhibitor in the past 14 days, such as isocarboxazid, linezolid, methylene blue injection, phenelzine, rasagiline, selegiline, or tranylcypromine.

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

Stop using dextromethorphan and pseudoephedrine and call your doctor at once if you have:

  • fast, pounding, or uneven heartbeat;

  • severe dizziness or drowsiness;

  • nervousness; or

  • trouble sleeping.

Less serious side effects may be more likely, and you may have none at all.

This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects.

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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.