Carbinoxamine / methscopolamine / pseudoephedrine Side Effects
For the Consumer
Applies to carbinoxamine / methscopolamine / pseudoephedrine: sustained-release tablets, syrup
Check with your doctor if any of these most COMMON side effects persist or become bothersome:
Seek medical attention right away if any of these SEVERE side effects occur while taking carbinoxamine / methscopolamine / pseudoephedrine:
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; hallucinations; mental or mood changes; seizures; severe dizziness, light-headedness, or headache; tremor; vision changes.
For Healthcare Professionals
Applies to carbinoxamine / methscopolamine / pseudoephedrine: oral syrup, oral tablet extended release
Cardiovascular side effects have included pallor, tachycardia, palpitations, arrhythmias, and cardiovascular collapse with hypotension.[Ref]
Nervous system side effects have included nervousness, insomnia, restlessness, headache, irritability, fear, anxiety, tenseness, tremor, weakness, hallucinations, convulsions, drowsiness, dizziness, and central nervous system depression.[Ref]
Ocular side effects have included blurred vision.[Ref]
Gastrointestinal side effects have included gastric irritation, and excessive dryness of the nose, throat and mouth.[Ref]
Genitourinary side effects have included dysuria and urinary retention in patients with prostatic hypertrophy.[Ref]
Respiratory side effects have included respiratory difficulty.[Ref]
1. "Product Information. Pannaz (carbinoxamine / methscopolamine / pseudoephedrine)." Pamlab LLC, Mandeville, LA.
Not all side effects for carbinoxamine / methscopolamine / pseudoephedrine may be reported. You should always consult a doctor or healthcare professional for medical advice. Side effects can be reported to the FDA here.
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