DMax Pediatric Side Effects

Generic name: carbinoxamine / dextromethorphan / phenylephrine

Note: This document contains side effect information about carbinoxamine / dextromethorphan / phenylephrine. Some of the dosage forms listed on this page may not apply to the brand name DMax Pediatric.

Some side effects of DMax Pediatric may not be reported. Always consult your doctor or healthcare specialist for medical advice. You may also report side effects to the FDA.

For the Consumer

Applies to carbinoxamine / dextromethorphan / phenylephrine: oral liquid

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:

• feeling light-headed, fainting;

• urinating less than usual or not at all;

• wheezing, tightness in your chest;

• fast or pounding heartbeat; or

• pale skin, easy bruising or bleeding.

Keep taking the medication and talk to your doctor if you have any of these less serious side effects:

• drowsiness, dizziness;

• lack of coordination;

• upset stomach;

• stuffy nose, chest congestion;

• sleep problems (insomnia);

• feeling restless or excited (especially in children);

• dry mouth or nose; or

• blurred vision.

Side effects other than those listed here may also occur. Talk to your doctor about any side effect that seems unusual or that is especially bothersome.

For Healthcare Professionals

Applies to carbinoxamine / dextromethorphan / phenylephrine: oral liquid

Cardiovascular

Cardiovascular side effects have included pallor, arrhythmias and increased heart rate or blood pressure.

Nervous system

Nervous system side effects have included sedation, dizziness, headache, nervousness, convulsions, central nervous system stimulation, hallucinations, tremor, insomnia, and weakness.

Ocular

Ocular side effects have included diplopia.

Respiratory

Respiratory side effects have included respiratory difficulty.

Gastrointestinal

Gastrointestinal side effects have included nausea, vomiting, anorexia, heartburn and diarrhea.

Genitourinary

Genitourinary side effects have included dysuria and polyuria.

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