Butastat 10 mg Tablet

Antispasmodic for relief of cramps and spasm of smooth muscle:

• Abdominal cramps, intestinal colic, irritable bowel syndrome
• Biliary and kidney/ureteric colic
• Period pain (dysmenorrhoea)
• Injection: acute spasm, and to reduce spasm during endoscopy or X-ray procedures

Adults and children over 12 years (tablet): 10–20 mg three to four times daily (maximum 80 mg/day); for IBS start 10 mg three times daily.

Children 6–12 years: 10 mg three times daily.

Injection (adults): 20 mg IM/IV, repeated after 30 minutes if needed (maximum 100 mg/day) — by a health professional.

• Seek medical advice if abdominal pain persists, worsens, or comes with fever, vomiting, blood in stool or weight loss.

• Narrow-angle glaucoma
• Myasthenia gravis
• Enlarged prostate with urinary retention, mechanical obstruction of the bowel, paralytic ileus, megacolon
• Fast heart rate (tachyarrhythmia)
• Injection: in patients on anticoagulants (IM)

Common: dry mouth, constipation, fast heartbeat, blurred vision, flushing.

Less common: difficulty passing urine, dizziness, reduced sweating.

Rare but serious: severe allergic reaction (especially with injection), acute glaucoma attack (painful red eye), urinary retention.

• May cause blurred vision — do not drive if affected.
• Heart disease, overactive thyroid, fever, hot climate (reduced sweating): caution.
• Unexplained abdominal pain needs diagnosis first.

Limited data; use only if clearly needed. Avoid while breastfeeding unless advised.

• Other anticholinergic drugs: tricyclic antidepressants, antihistamines, antipsychotics, amantadine (stronger side effects)
• Metoclopramide, domperidone (opposing effects)
• Beta-agonists (fast heartbeat)

Dry mouth, fast heartbeat, urinary retention, blurred vision, confusion. Seek medical care.

Store below 30°C, protected from light.