{"ok":true,"entry":{"slug":"haloperidol","kind":"medication","name":"haloperidol","aliases":["Haldol"],"brands_sg":["Haloxen","Manace","Myung In Haloperidol"],"class":"typical antipsychotic","tags":["mental-health"],"use_for":"healthhub: schizophrenia symptoms and their return","use_after":"healthhub: tablet with or without food","use_duration":null,"take_with":"water · healthhub: alcohol can cause excessive sleepiness","pros":["hh: for schizophrenia and related symptoms","hh: also used in tourette syndrome","hsa: 1.5 and 5 mg tablets, 5 mg/ml injection in sg"],"cons":["hh: stiffness, spasms, restlessness, tremor","hh: raised prolactin — period and breast changes","hh: skin gets more sensitive to sunlight"],"dose_note":"the us haloperidol tablet label's dosage section names no fixed adult ceiling. initial oral ranges are '0.5 mg to 2 mg b.i.d. or t.i.d.' for moderate symptoms and '3 mg to 5 mg b.i.d. or t.i.d.' for severe ones, and it says 'daily dosages up to 100 mg may be necessary in some cases to achieve an optimal response'. beyond that it warns: 'infrequently, haloperidol has been used in doses above 100 mg for severely resistant patients; however, the limited clinical usage has not demonstrated the safety of prolonged administration of such doses'. for children aged 3 to 12 it states 'there is no evidence establishing a maximum effective dosage' and 'little evidence that behavior improvement is further enhanced in dosages beyond 6 mg per day'. singapore registers 1.5 mg and 5 mg tablets and a 5 mg/ml injection.","dosage":null,"ul_status":null,"sg_class":"prescription-only","cautions":["liver or severe lung disease, heart-rhythm problems (hh)","parkinson's, dementia, seizures, blood pressure (healthhub)","glaucoma, thyroid, urinary or prostate problems (healthhub)","blood disorders or a history of blood clots (healthhub)"],"clashes":[{"src":["hh_hal_avoid"],"food":true,"note":"healthhub: it can cause excessive sleepiness","with":"alcohol"},{"src":["hh_hal_precautions"],"note":"healthhub: some may affect how it works or cause serious drug interactions","with":"other medicines, supplements, tcm and herbal products"}],"sources":[{"id":"hsa_register","url":"https://data.gov.sg/datasets/d_767279312753558cbf19d48344577084/view","label":"HSA — Listing of Registered Therapeutic Products (data.gov.sg open dataset, 5,511 rows, cached in full and filtered locally)","quote":"All four registered haloperidol products read 'Prescription Only' — HALOXEN 5 TABLET 5 mg, MANACE INJECTION 5 mg/ml, MYUNG IN HALOPERIDOL INJECTION 5 mg/ml and MYUNG IN HALOPERIDOL TABLET 1.5 mg, ATC N05AD01.","accessed":"2026-08-27"},{"id":"hh_hal_uses","url":"https://www.healthhub.sg/medication-devices-and-treatment/medications/haloperidol","label":"HealthHub (National Medication Information workgroup, SG) — Haloperidol: what is this medication for","quote":"Haloperidol belongs to a class of medications known as typical (first-generation) antipsychotics. It is used to treat and prevent the return of symptoms in Schizophrenia … may be used for other conditions such as Tourette syndrome","accessed":"2026-08-27"},{"id":"hh_hal_howto","url":"https://www.healthhub.sg/medication-devices-and-treatment/medications/haloperidol","label":"HealthHub — Haloperidol: how should I take this medication","quote":"For Haloperidol tablet: … Haloperidol may be taken with or without food … For Haloperidol oral solution: Measure the dose carefully with the dropper provided. (1 drop equals to 0.1mg) … Do not mix with alcoholic drinks.","accessed":"2026-08-27"},{"id":"hh_hal_precautions","url":"https://www.healthhub.sg/medication-devices-and-treatment/medications/haloperidol","label":"HealthHub — Haloperidol: what precautions should I take","quote":"Liver or severe lung disease, irregular heartbeat or other heart problems, glaucoma … thyroid disease, urinary or prostate problems, jaundice … stroke, Parkinson's disease, dementia, seizure (fits), high or low blood pressure, blood disorders, history of blood clots","accessed":"2026-08-27"},{"id":"hh_hal_side","url":"https://www.healthhub.sg/medication-devices-and-treatment/medications/haloperidol","label":"HealthHub — Haloperidol: common side effects","quote":"Muscle stiffness and spasms (such as in the face, neck and back) … Restlessness or need to keep moving constantly (akathisia); Uncontrollable shaking of limbs (tremors); Increased prolactin hormone in the body (hyperprolactinemia)","accessed":"2026-08-27"},{"id":"hh_hal_avoid","url":"https://www.healthhub.sg/medication-devices-and-treatment/medications/haloperidol","label":"HealthHub — Haloperidol: what food or medication should I avoid","quote":"Avoid drinking alcohol while taking Haloperidol as it can cause excessive sleepiness.","accessed":"2026-08-27"},{"id":"fda_hal_dose","url":"https://api.fda.gov/drug/label.json?search=openfda.generic_name:%22HALOPERIDOL%22&limit=1","label":"US FDA label for haloperidol tablets, DOSAGE AND ADMINISTRATION, via openFDA (Lifestar Pharma LLC, effective 2024-11-15)","quote":"Daily dosages up to 100 mg may be necessary in some cases to achieve an optimal response. Infrequently, haloperidol has been used in doses above 100 mg … the limited clinical usage has not demonstrated the safety of prolonged administration","accessed":"2026-08-27"},{"id":"fda_hal_init","url":"https://api.fda.gov/drug/label.json?search=openfda.generic_name:%22HALOPERIDOL%22&limit=1","label":"US FDA label for haloperidol tablets, initial oral dosage ranges, via openFDA","quote":"Oral Administration Initial Dosage Range Adults Moderate Symptomatology - 0.5 mg to 2 mg b.i.d. or t.i.d. Severe Symptomatology - 3 mg to 5 mg b.i.d. or t.i.d.","accessed":"2026-08-27"},{"id":"fda_hal_children","url":"https://api.fda.gov/drug/label.json?search=openfda.generic_name:%22HALOPERIDOL%22&limit=1","label":"US FDA label for haloperidol tablets, dosage in children aged 3 to 12, via openFDA","quote":"There is no evidence establishing a maximum effective dosage. There is little evidence that behavior improvement is further enhanced in dosages beyond 6 mg per day.","accessed":"2026-08-27"},{"id":"hh_hal_sun","url":"https://www.healthhub.sg/medication-devices-and-treatment/medications/haloperidol","label":"HealthHub — Haloperidol: sunlight sensitivity","quote":"Haloperidol can make your skin more sensitive to sunlight. Avoid prolonged exposure to sunlight. Wear protective clothing or use sunscreen if necessary.","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."}