{"ok":true,"entry":{"slug":"hyoscine-butylbromide","kind":"medication","name":"hyoscine butylbromide","aliases":["Buscopan","scopolamine butylbromide"],"brands_sg":["Buscopan","Dhacopan","Spasmoliv","Hyomide","Fucon"],"class":"antispasmodic","tags":["digestive"],"use_for":"stomach and gut cramps, ibs cramping pain, period pain","use_after":"when cramps occur · nhs: 2 weeks max unless a doctor says","use_duration":null,"take_with":"with or without food · swallowed whole with water","pros":["nhs: most people get no or only minor side effects","tablets sit at the pharmacy counter in sg, no script","does not usually upset the stomach (nhs)"],"cons":["dry mouth, constipation, blurred vision in >1 in 100","nhs: not longer than 2 weeks without a doctor","the injection is prescription-only in sg"],"dose_note":"nhs: \"Each Buscopan tablet contains 10mg of hyoscine butylbromide\"; the usual adult and 12+ dose is \"1 tablet, taken 3 times a day increased to 2 tablets, taken 4 times a day if needed\" — that upper figure is the label maximum; nhs also states \"Do not take Buscopan for longer than 2 weeks unless your doctor tells you to\". as directed on the label or by your pharmacist/doctor.","dosage":null,"ul_status":null,"sg_class":"pharmacy-only","cautions":["acute angle closure glaucoma — nhs says tell a doctor or pharmacist first; buscopan can raise eye pressure","myasthenia gravis, a blocked bowel (paralytic ileus) or a very enlarged bowel — nhs lists these before starting","40 or over, blood in the stool, weight loss, unusual vaginal bleeding, fever — nhs says tell a doctor or pharmacist first","pregnant, trying to conceive or breastfeeding — nhs says tell a doctor or pharmacist first"],"clashes":[],"sources":[{"id":"nhs_bus_root","url":"https://www.nhs.uk/medicines/buscopan-hyoscine-butylbromide/","label":"NHS — Buscopan (hyoscine butylbromide), A-Z medicines (reviewed 13 May 2025)","quote":"Buscopan (hyoscine butylbromide) … Find out how Buscopan treats stomach cramps, irritable bowel syndrome and period pain and how to take it.","accessed":"2026-08-27"},{"id":"nhs_bus_dose","url":"https://www.nhs.uk/medicines/buscopan-hyoscine-butylbromide/how-and-when-to-take-buscopan/","label":"NHS — How and when to take Buscopan (reviewed 13 May 2025)","quote":"Each Buscopan tablet contains 10mg … 1 tablet, taken 3 times a day increased to 2 tablets, taken 4 times a day if needed … Do not take Buscopan for longer than 2 weeks unless your doctor tells you to","accessed":"2026-08-27"},{"id":"nhs_bus_who","url":"https://www.nhs.uk/medicines/buscopan-hyoscine-butylbromide/who-can-and-cannot-take-buscopan/","label":"NHS — Who can and cannot take Buscopan (reviewed 13 May 2025)","quote":"have a rare type of glaucoma called acute angle closure glaucoma … have myasthenia gravis … a condition where your bowel is blocked … are 40 years old or over … are pregnant, trying to get pregnant or breastfeeding","accessed":"2026-08-27"},{"id":"nhs_bus_se","url":"https://www.nhs.uk/medicines/buscopan-hyoscine-butylbromide/side-effects-of-buscopan/","label":"NHS — Side effects of Buscopan (reviewed 13 May 2025)","quote":"most people have no side effects or only minor ones … Dry mouth … Constipation … Blurred vision … happen in more than 1 in 100 people … a painful red eye with loss of vision","accessed":"2026-08-27"},{"id":"hsa_reg_hyoscine","url":"https://data.gov.sg/datasets/d_767279312753558cbf19d48344577084/view","label":"HSA Register of Therapeutic Products (data.gov.sg d_767279312753558cbf19d48344577084) — hyoscine butylbromide rows, forensic classification","quote":"SIN03574P · BUSCOPAN TABLET 10 mg · HYOSCINE BUTYLBROMIDE · ORAL · Pharmacy Only … SIN07796P · FUCON INJECTION 20 mg/ml · INTRAVENOUS · Prescription Only","accessed":"2026-08-27"}],"brand_certs":null,"updated_at":"2026-08-29T16:16:21.812539+08:00"},"disclaimer":"kozen-x is not a medical device and does not give medical advice. it lists what published sources have written down. absence of a record is not the same as safe."}