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AlleRx Dose Pack (AM Dose) Side Effects

Generic Name: methscopolamine / pseudoephedrine

Note: This document contains side effect information about methscopolamine / pseudoephedrine. Some of the dosage forms listed on this page may not apply to the brand name AlleRx Dose Pack (AM Dose).

Applies to methscopolamine/pseudoephedrine: oral tablet extended release


Cardiovascular side effects have included cardiac palpitations. In general, sympathomimetics have been associated with tachycardia, arrhythmias, and cardiovascular collapse with hypotension.[Ref]

Nervous system

Nervous system side effects have included drowsiness, lassitude, increased irritability and excitement (especially in children). Other side effects associated with sympathomimetic amines have included headache, dizziness, anxiety, fear, nervousness, restlessness, tremor, weakness, insomnia, hallucinations, convulsions, and CNS depression.

Antihistamines and anticholinergic drugs side effects have included drowsiness and dizziness.[Ref]


Gastrointestinal side effects have included nausea and excessive dryness of the mouth, nose and throat.[Ref]


Ocular side effects have included blurred vision.[Ref]


Genitourinary side effects associated with the used of sympathomimetic amines have included dysuria and urinary retention in patients with prostatic hypertrophy.[Ref]


Respiratory side effects associated with the use of sympathomimetics have included respiratory difficulty.[Ref]


1. "Product Information. PSE 120/MSC 2.5 (methscopolamine-pseudoephedrine)." Cypress Pharmaceutical Inc, Madison, MS.

Some side effects of AlleRx Dose Pack (AM Dose) may not be reported. Always consult your doctor or healthcare specialist for medical advice. You may also report side effects to the FDA.

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