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Pro-Banthine Side Effects

Generic Name: propantheline

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


Gastrointestinal side effects have included nausea, vomiting, constipation, bloating, and drying of salivary secretions.[Ref]


Cardiovascular side effects have included tachycardia and palpitations.[Ref]

Nervous system

Nervous system side effects have included headache, nervousness, and mental confusion.[Ref]


Hypersensitivity reactions have included allergic reactions or drug idiosyncrasies, anaphylaxis, urticaria, and other dermal manifestations.[Ref]


Genitourinary side effects have included urinary hesitancy, urinary retention, and impotence.[Ref]


Ocular side effects have included blurred vision, mydriasis, cycloplegia, and increased ocular tension.[Ref]


Endocrine side effects have included suppression of lactation.[Ref]


General side effects have included decreased sweating, drowsiness, weakness, dizziness, and insomnia.[Ref]


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

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.