4 doctors weighed in:
How long does it take for hyoscyamine to work?
4 doctors weighed in

Dr. Alan Ali
Psychiatry
3 doctors agree
In brief: Hyoscyamine
Is anticholinergic & antispasmodic agent , which is a racemic component of Atropine with twice the potency of atropine.
Is used in gastrointestinal & urinary tract disorders to lower motility of these systems, also used preoperatively to lower secretions & protect the heart during surgery. It is by prescription only. It is given by mouth up to 4x daily, and takes 15-30mins. To work.

In brief: Hyoscyamine
Is anticholinergic & antispasmodic agent , which is a racemic component of Atropine with twice the potency of atropine.
Is used in gastrointestinal & urinary tract disorders to lower motility of these systems, also used preoperatively to lower secretions & protect the heart during surgery. It is by prescription only. It is given by mouth up to 4x daily, and takes 15-30mins. To work.
Dr. Alan Ali
Dr. Alan Ali
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