What is the method of action of Hyoscine Butylbromide?

competitive inhibitor of acetylcholine which leads to:

• increase heart rate and conduction
• reduce smooth muscle tone and peristaltic contraction
• reduce secretions

What is the main clinical use of Hyoscine Butylbromide?

• reducing copious respiratory secretions at end of life
• symptomatic relief for irritable bowel syndrome

What are the main adverse effects of Hyoscine Butylbromide?

• tachycardia
• dry mouth
• constipation
• urinary retention in patients with BPH

What are the main contraindications of Hyoscine Butylbromide?

• angle-closure glaucoma
• patients with arrhythmias