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Haloperidol

Medication typical antipsychotic mental health
Aka: Haldol
Brands seen in Singapore: Haloxen, Manace, Myung In Haloperidol
Not medical advice. Check with your doctor or pharmacist before you start, stop or change the timing of anything you take.
How to use
What it’s for
HealthHub: schizophrenia symptoms and their return
When to take
HealthHub: tablet with or without food
Take with
Water · HealthHub: alcohol can cause excessive sleepiness
Pros & cons
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
Sources
  1. HSA — Listing of Registered Therapeutic Products (data.gov.sg open dataset, 5,511 rows, cached in full and filtered locally) · read 2026-08-27
    what it says
    “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.”
  2. HealthHub (National Medication Information workgroup, SG) — Haloperidol: what is this medication for · read 2026-08-27
    what it says
    “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”
  3. HealthHub — Haloperidol: how should I take this medication · read 2026-08-27
    what it says
    “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.”
  4. HealthHub — Haloperidol: what precautions should I take · read 2026-08-27
    what it says
    “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”
  5. HealthHub — Haloperidol: common side effects · read 2026-08-27
    what it says
    “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)”
  6. HealthHub — Haloperidol: what food or medication should I avoid · read 2026-08-27
    what it says
    “Avoid drinking alcohol while taking Haloperidol as it can cause excessive sleepiness.”
  7. US FDA label for haloperidol tablets, DOSAGE AND ADMINISTRATION, via openFDA (Lifestar Pharma LLC, effective 2024-11-15) · read 2026-08-27
    what it says
    “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”
  8. US FDA label for haloperidol tablets, initial oral dosage ranges, via openFDA · read 2026-08-27
    what it says
    “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.”
  9. US FDA label for haloperidol tablets, dosage in children aged 3 to 12, via openFDA · read 2026-08-27
    what it says
    “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.”
  10. HealthHub — Haloperidol: sunlight sensitivity · read 2026-08-27
    what it says
    “Haloperidol can make your skin more sensitive to sunlight. Avoid prolonged exposure to sunlight. Wear protective clothing or use sunscreen if necessary.”
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Updated 2026-08-29. Every line above traces to a numbered source. Kozen-X is not a medical device and does not give medical advice. It lists what published sources have written down — nothing more. A pair not listed is unrecorded, not cleared. Before you start, stop or re-time anything, talk to your doctor or pharmacist.