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Grove City, PA
A 28-year-old male asked:

Will donnatal (phenobarbital atropine hyoscyamine and scopolamine) cause serious sleepiness? 26mg for 2 months, no issues till 8pm's lately. had insomnia for years. barbits build up in body and do this?

1 doctor answer1 doctor weighed in
Psychiatry 27 years experience
Yes.: Donnatal (phenobarbital atropine hyoscyamine and scopolamine) is usually prescribe for abdominal cramps, or irritable bowel syndrome. The Phenobarbital portion is a sedative. It may cause drowsiness especially in combo w/ other sedative meds. The atropine, scopolamine and Hyoscyamine drugs decrease muscle spasms in the gut. You should check w/ your dr. ; pharmacist about interactions w/ other drugs.
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Last updated Jun 30, 2014


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