Hyopan Syrup is a 100ml antispasmodic medication used to treat cramps and spasms of the stomach, intestines, and bladder. The sugar-free and alcohol-free formulation contains Hyoscine butyl bromide as its active ingredient. This medication requires a prescription and should only be taken under medical supervision. It is contraindicated in patients with glaucoma, myasthenia gravis, blocked bowel, paralytic/obstructive ileus, megacolon, and enlarged prostate. Common side effects may include dry mouth, blurred vision, and urinary retention. The medication should be stored at room temperature (20-25°C) and kept out of reach of children. Consult your healthcare provider for proper dosing and complete safety information.