Carbaphen 12 Side Effects

Generic name: carbetapentane / chlorpheniramine / phenylephrine

Note: This document contains side effect information about carbetapentane / chlorpheniramine / phenylephrine. Some of the dosage forms listed on this page may not apply to the brand name Carbaphen 12.

Some side effects of Carbaphen 12 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 carbetapentane / chlorpheniramine / phenylephrine: liquid

Check with your doctor if any of these most COMMON side effects persist or become bothersome:

Constipation; diarrhea; dizziness; drowsiness; dry mouth, nose, or throat; excitability; headache; loss of appetite; nausea; nervousness or anxiety; trouble sleeping; upset stomach; vomiting; weakness.

Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); difficulty urinating or inability to urinate; fast or irregular heartbeat; fever, chills, or persistent sore throat; hallucinations; mental or mood changes (eg, irritability); persistent trouble sleeping; seizures; severe dizziness, drowsiness, lightheadedness, or headache; tremor; vision changes or blurred vision.

For Healthcare Professionals

Applies to carbetapentane / chlorpheniramine / phenylephrine: oral suspension extended release, oral tablet extended release

Nervous system

Nervous system side effects have included drowsiness and sedation.

Gastrointestinal

Gastrointestinal side effects have included dryness of mucous membranes.

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