Rondec-DM Side Effects

Generic name: chlorpheniramine / dextromethorphan / phenylephrine

Medically reviewed by Drugs.com. Last updated on Jan 4, 2024.

Note: This document provides detailed information about Rondec-DM Side Effects associated with chlorpheniramine / dextromethorphan / phenylephrine. Some dosage forms listed on this page may not apply specifically to the brand name Rondec-DM.

Applies to chlorpheniramine / dextromethorphan / phenylephrine: oral liquid, oral tablet.

Important warnings This medicine can cause some serious health issues

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 chlorpheniramine, dextromethorphan, and phenylephrine and call your doctor at once if you have:

• dizziness, nervousness, sleep problems (insomnia); or

• cough or stuffy nose that goes away and then comes back, or lasts more than 7 days.

Common side effects may include:

• drowsiness; or

• agitation (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.

For healthcare professionals

Applies to chlorpheniramine/dextromethorphan/phenylephrine: oral drops, oral liquid, oral syrup, oral tablet, oral tablet effervescent, oral tablet extended release.

General adverse events

General side effects have included weakness and pallor.^[Ref]

Nervous system

Nervous system side effects have included sedation, drowsiness, dizziness, nervousness, headache, convulsions, central nervous system stimulation, hallucinations, tremors, and insomnia.^[Ref]

Cardiovascular

Cardiovascular side effects have included cardiac arrhythmias, increased heart rate, and increased blood pressure.^[Ref]

Gastrointestinal

Gastrointestinal side effects have included vomiting, diarrhea, dry mouth, nausea, anorexia, heartburn, and GI disturbance.^[Ref]

Genitourinary

Genitourinary side effects have included polyuria and dysuria. Urinary retention may occur in patients with prostatic hypertrophy.^[Ref]

Respiratory

Respiratory side effects have included respiratory difficulties.^[Ref]

Ocular

Ocular side effects have included diplopia.^[Ref]

Further information

Rondec-DM side effects can vary depending on the individual. Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

Note: Medication side effects may be underreported. If you are experiencing side effects that are not listed, submit a report to the FDA by following this guide.

Medical Disclaimer