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Pro-Banthine Side Effects

Generic name: propantheline

Medically reviewed by Last updated on May 24, 2021.

Note: This document contains side effect information about propantheline. Some of the dosage forms listed on this page may not apply to the brand name Pro-Banthine.

For the Consumer

Applies to propantheline: oral tablets

Side effects include:

Xerostomia, decreased sweating, adverse ophthalmic effects (e.g., blurred vision, mydriasis, cycloplegia, increased ocular tension).

For Healthcare Professionals

Applies to propantheline: compounding powder, oral tablet


Frequency not reported: Bloatedness, constipation, decreased salivary secretions, dry mouth/xerostomia, nausea, swallowing difficulty, vomiting[Ref]


Frequency not reported: Accommodation loss, blurred vision, cycloplegia, increased intraocular pressure, increased ocular tension, light sensitivity, mydriasis, pupil dilation[Ref]


Frequency not reported: Allergic dermatitis, anhidrosis/decreased sweating, dry skin, other dermal manifestations, ashes, urticaria[Ref]


Frequency not reported: arrhythmias, Bradycardia, flushing, heat stroke, palpitations, tachycardia[Ref]

Nervous system

Frequency not reported: Dizziness, drowsiness, headache, loss of taste[Ref]


Frequency not reported: Impotence, suppressed lactation, urinary hesitancy, urinary retention[Ref]


Frequency not reported: Insomnia, mental confusion, nervousness[Ref]


Frequency not reported: Difficulty in talking, reduced bronchial secretions[Ref]


Frequency not reported: Anaphylaxis[Ref]


Frequency not reported: Thirst[Ref]


Frequency not reported: Weakness[Ref]


1. Cerner Multum, Inc. "Australian Product Information." O 0

2. "Product Information. Propantheline Bromide (propantheline)." Roxane Laboratories Inc, Columbus, OH.

3. Cerner Multum, Inc. "UK Summary of Product Characteristics." O 0

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.