Extendryl DM Side Effects
Generic Name: chlorpheniramine / dextromethorphan / methscopolamine
Note: This document contains side effect information about chlorpheniramine / dextromethorphan / methscopolamine. Some of the dosage forms listed on this page may not apply to the brand name Extendryl DM.
Applies to chlorpheniramine/dextromethorphan/methscopolamine: oral tablet extended release
Cardiovascular
Cardiovascular side effects have included bradycardia, tachycardia, flushing, and, palpitations.[Ref]
Gastrointestinal
Gastrointestinal side effects have included nausea, xerostomia, diarrhea, abdominal pain, appetite increase, weight gain, constipation, and dysphagia.[Ref]
Ocular
Ocular side effects have included mydriasis, diplopia, and blurred vision.[Ref]
Musculoskeletal
Musculoskeletal side effects have included arthralgia and weakness.[Ref]
Nervous system
Nervous system side effects have included headache, excitability, irritability, fatigue, nervousness, dizziness, drowsiness, confusion, and memory impairment.[Ref]
Genitourinary
Genitourinary side effects have included urinary retention.[Ref]
Renal
Renal side effects have included polyuria.[Ref]
Respiratory
Respiratory side effects have included pharyngitis.[Ref]
References
1. "Product Information. Extendryl DM (chlorpheniramine/DM/methscopolamine)." Aura Laboratories, Fort Lauderdale, FL.
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.
