{"ok":true,"entry":{"slug":"senna","kind":"medication","name":"senna","aliases":["sennosides","Senokot"],"brands_sg":["Senokot","Lax-Tab Senna","Senna Tablet (Goldplus Universal)"],"class":"stimulant laxative","tags":["digestive"],"use_for":"sg label: relief of occasional constipation","use_after":"sg label: at night · nhs: about 8 hours to work","use_duration":null,"take_with":"nhs: with or without food · 6–8 glasses of fluid a day","pros":["hsa: all four sg senna rows are general sale list","sg label: two to three times a week is usually enough","nhs: it works overnight when taken at bedtime"],"cons":["sg label: past 1 week it needs medical supervision","sg label: overuse can leave a 'lazy bowel'","sg label: overuse can drop blood potassium"],"dose_note":"the singapore package insert for senokot tablet 7.5 mg (SIN04731P) states \"Adults, the elderly and children over 18 years: Swallow one to two tablets at night\", \"Children 18 years and under: Not recommended\" and \"Do not exceed the stated dose\" — two 7.5 mg tablets, 15 mg of sennosides at night, is the sg label maximum, and it adds \"Use for more than 1 week requires medicinal supervision.\" the uk nhs page differs: it allows self-treatment from 12 years and says a doctor \"may prescribe higher doses … up to a maximum of 4 tablets (30mg) taken once a day if necessary\". in singapore the pharmacist or doctor sets the dose.","dosage":null,"ul_status":null,"sg_class":"general-sale","cautions":["bowel obstruction, narrowing, ileus or bowel atony (sg label)","appendicitis, crohn's disease or ulcerative colitis (sg label)","pregnancy or breastfeeding — the sg label says do not take","kidney or heart failure, or severe dehydration (sg label)"],"clashes":[],"sources":[{"id":"hsa_register","url":"https://data.gov.sg/datasets/d_767279312753558cbf19d48344577084/view","label":"HSA — Listing of Registered Therapeutic Products (data.gov.sg dataset d_767279312753558cbf19d48344577084), Forensicclassification column; all 5,511 rows cached at /tmp/hsa_all.json and filtered locally (never re-fetched), 4 senna rows, 27 Aug 2026","quote":"SENOKOT TABLET 7.5 mg SIN04731P, SENNA TABLET 7.5 mg SIN02550P, LAX-TAB SENNA TABLET 7.5MG SIN17578P and SANKAIJO TABLET SIN03486P — all four rows read \"General Sale List\"; ATC A06AB06 (A06AB56 for Sankaijo)","accessed":"2026-08-27"},{"id":"ndf_senokot_ind","url":"https://www.ndf.gov.sg/about-drugs/product-information/sin04731p/","label":"MOH National Drug Formulary — SENOKOT TABLET 7.5 MG [SIN04731P], Indication (SG patient information leaflet)","quote":"Senokot is used for relief of occasional constipation","accessed":"2026-08-27"},{"id":"ndf_senokot_dose","url":"https://www.ndf.gov.sg/about-drugs/product-information/sin04731p/","label":"MOH National Drug Formulary — SENOKOT TABLET 7.5 MG [SIN04731P], How to take / overdose","quote":"Adults, the elderly and children over 18 years: Swallow one to two tablets at night … Do not exceed the stated dose … Use for more than 1 week requires medicinal supervision.","accessed":"2026-08-27"},{"id":"ndf_senokot_overdose","url":"https://www.ndf.gov.sg/about-drugs/product-information/sin04731p/","label":"MOH National Drug Formulary — SENOKOT TABLET 7.5 MG [SIN04731P], if you take too many tablets","quote":"It may be harmful to take too much of this medicine or take it for too long … may lead to: A 'lazy bowel' … Low levels of potassium in the blood (called hypo-kalaemia)","accessed":"2026-08-27"},{"id":"ndf_senokot_class","url":"https://www.ndf.gov.sg/about-drugs/product-information/sin04731p/","label":"MOH National Drug Formulary — SENOKOT TABLET 7.5 MG [SIN04731P], Product information block","quote":"Active Ingredient and Strength: SENNA STANDARDISED EQV SENNOSIDES - 7.5 MG · Forensic Classification: GENERAL SALE LIST · Anatomical Therapeutic Chemical (ATC) code A06AB06","accessed":"2026-08-27"},{"id":"ndf_senokot_contra","url":"https://www.ndf.gov.sg/about-drugs/product-information/sin04731p/","label":"MOH National Drug Formulary — SENOKOT TABLET 7.5 MG [SIN04731P], Before you take","quote":"Have blockage or narrowing of the … bowel (ileus, intestinal obstruction or stenosis) … a lack of muscle tone in the bowel (atony) … appendicitis, inflammatory bowel disease … Are pregnant or breast-feeding … Have kidney or heart failure","accessed":"2026-08-27"},{"id":"nhs_senna_hub","url":"https://www.nhs.uk/medicines/senna/","label":"NHS medicines A–Z — Senna (hub page)","quote":"Senna: laxative to treat constipation. Brand name: Senokot. Find out how senna treats difficulty pooing (constipation) and how to take it.","accessed":"2026-08-27"},{"id":"nhs_senna_how","url":"https://www.nhs.uk/medicines/senna/how-and-when-to-take-senna/","label":"NHS medicines A–Z — Senna: how and when to take senna","quote":"Take senna once a day at bedtime. You can take it with or without food. Senna takes about 8 hours to work … Drink plenty of fluids (6 to 8 glasses a day) while you're taking senna","accessed":"2026-08-27"},{"id":"nhs_senna_dose","url":"https://www.nhs.uk/medicines/senna/how-and-when-to-take-senna/","label":"NHS medicines A–Z — Senna: dosage for tablets you buy and tablets prescribed by a doctor","quote":"you can increase the dose to a maximum of 2 tablets or two 5ml spoonfuls at bedtime … A doctor may prescribe higher doses for adults and children up to a maximum of 4 tablets (30mg) taken once a day","accessed":"2026-08-27"}],"brand_certs":null,"updated_at":"2026-08-29T16:16:31.341231+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."}