What Are the Side Effects of Haldol?

By: Dzhingarov

Haloperidol decanoate, commonly known by its brand name Haldol, is an antipsychotic medication which reduces brain excitement. This antipsychotic is commonly prescribed to treat schizophrenia and psychosis as well as to control motor and verbal tics associated with Tourette’s syndrome. Obviously, just like any drug, you need to be aware of the side effects of Haldol.

This medication may lead to serious adverse effects on the nervous system, including stiff and rigid muscles, high fever, sweating, confusion, and irregular heartbeats – all potentially life-threatening effects.


Haloperidol (hal-ooh-PER-uh-dol) can reduce agitation among hospice patients with terminal delirium, treat certain psychiatric conditions and some forms of tremors, and may reduce anxiety for some types of tremors. All antipsychotics may cause side effects like sedation, dizziness, or orthostatic hypotension (when rising from a sitting or lying position); such effects increase your risk of falls that could result in bone fractures if taken over time – contact your physician if this occurs to avoid side effects.

Haldol can cause dry mouth. Sucking hard candy or ice chips may help alleviate this side effect, while taking this medication increases your chance of tardive dyskinesia, an involuntary muscle spasm characterized by involuntary spasms and twitches in either face or body muscles. Inform your physician if you have Parkinson’s disease or any mental health conditions such as depression; use should not be recommended among older adults with dementia due to increasing mortality risks during treatment.


Haldol is a prescription medication commonly used to treat psychotic disorders like schizophrenia. Additionally, it’s often prescribed to people living with Tourette’s disorder to manage motor and verbal tics that occur with Tourette syndrome. Available as short-acting injections administered directly into muscle groups by doctors and nurses.

Dizziness and severe drowsiness can be side effects of this medicine, making it essential that users don’t rise too quickly from sitting or lying down as this increases the risk of falling.

Inform your physician or pharmacist of any medications taken orally, including pain relievers, sleep aids, cold medications, antihistamines, vitamins or blood thinners taken by mouth such as narcotic pain relievers, sleep aids, cold medications antihistamines vitamins or blood thinners which could impact how Haldol works for you. Your physician may perform lab tests before and during treatment with this medicine such as complete blood cell count tests liver function tests electrocardiogram (ECG)s etc that could impact how it affects you; any changes may cause significant harm to you as your unborn fetus causing birth defects in pregnant mothers during gestation affecting both mother & fetus affecting both mothers & fetuses causing harm to mother & fetus during gestation causing harm to both mother & unborn fetus. Discuss this medication if pregnant as this drug could harm both mother & unborn child in cases such as hypertensive maternal hypertensive test prior to and during treatment using it; your doctor may want to conduct complete blood cell count test (LFT), liver function test and electrocardiogram (ECG). Discuss with your physician if pregnant as this drug could harm both mother & fetus during gestation causing potential harm fetus.

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Haldol (haloperidol decanoate) works to reduce excitement in the brain. This medication is commonly prescribed to treat psychotic disorders like schizophrenia and Tourette’s syndrome as well as to manage terminal delirium in hospice patients.

This medicine may lead to uncontrollable movements in some individuals. This risk increases with prolonged use or low potassium or magnesium blood levels; additionally, taking this drug increases your risk for Q-T syndrome heart rhythm problems.

Contact your physician if you experience movement problems; they can adjust your dose to reduce this side effect. Anticholinergics and sedatives may interact with this medicine; additionally, it could increase blood levels of Parkinson’s medications like levodopa.


Haloperidol, also referred to as Haldol Decanoate or Haldol XR, is an antipsychotic medication commonly prescribed in hospice settings to manage terminal delirium and severe agitation, nausea and intractable hiccups, managing schizophrenic symptoms as well as treating children with Tourette’s syndrome as well as speech and motor tics associated with Parkinson’s disease.

This medication may cause tardive dyskinesia, a movement disorder characterized by fine, uncontrollable tongue movements that mimic wormlike behavior and other unintended movements. Usually it appears after prolonged use and does not subside after discontinuation.

Be sure to tell your physician if you have had seizures, liver or kidney disease, blood-clotting problems, or heart conditions like long QT syndrome and arrhythmias in the past; pregnant or breastfeeding women must also inform their physician prior to starting this medication.


Haldol (haloperidol) is an antipsychotic medication used to reduce stimulation in the brain. Its primary use is treating psychotic disorders such as schizophrenia and Tourette’s syndrome tics; additionally it may also be given directly into muscles by healthcare professionals as an injection. Haldol comes both as tablets and liquid solutions that can be taken orally; an injection version can also be provided if required.

QT prolongation, an irreparable cardiovascular problem, may arise if certain risk factors are met. It’s especially likely if other medications that make you sleepy or slow your breathing such as alcohol, sedatives, prescription cough medicines, antidepressants, muscle relaxers or antipsychotics are taken along with it; such treatments could affect both blood pressure and how your body uses energy – it is best to consult your provider regarding potential risks before making your decisions.


Haloperidol decanoate (Haldol) is an antipsychotic medication widely prescribed to treat schizophrenia and acute psychosis. Additionally, it can reduce aggression and the desire to harm yourself or others and can also control Tourette’s Disorder symptoms such as vocalizations. Unfortunately, taking Haldol long term may result in uncontrollable movements; its risks increase exponentially over time.

Calcium channel blockers like Diltiazem (Cardizem), which relax blood vessels and lower blood pressure, may interact negatively. This increases your risk for QT prolongation – so be sure to inform your healthcare provider about all medications (both over-the-counter and dietary supplements) you take, including over-the-counter products and dietary supplements.

Dry Mouth

Haldol may get a bad rap, but it plays an essential role in end-of-life care. Skilled nursing facilities worry that using it to manage hospice patients’ symptoms might give rise to surveyor deficiencies; however, if prescribed by a physician as part of end-of-life management it would be perfectly legitimate and appropriate.

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Haloperidol (Haldol) is an antipsychotic drug that works by decreasing excitement in the brain, often used to treat psychotic disorders like schizophrenia as well as to control motor and verbal tics in Tourette syndrome patients and reduce agitation among those living with dementia.

Be wary when taking this medication if you have a heart condition; especially since QT prolongation could result in dangerously rapid heartbeats and also reduce potassium and magnesium levels in your blood.

Weight Gain

Haloperidol decanoate (Haldol) is an antipsychotic medication prescribed to treat mental illnesses such as schizophrenia and Tourette’s Disorder, while helping control motor and vocal tics associated with Tourette’s. Available as both tablets and liquid for oral administration as well as injections given directly into muscles by healthcare providers, Haloperidol decanoate is available both orally (via tablet and liquid forms) and intramuscularly by healthcare providers.

Haldol may increase your risk of QT prolongation, which may cause irregular heartbeat or fainting spells. It’s more likely to happen if you also take other medications which affect heart rhythm (like diuretics or blood thinners) or anxiety relievers such as sedatives.

Before taking this medication, discuss its potential use with your physician if you have a history of depression, low body weight or heart disease. Furthermore, pregnancy-related use should only be undertaken if benefits clearly outweigh risks.

Loss of Appetite

Haloperidol decanoate (Haldol) is a prescription medication widely used for the treatment of psychotic disorders like schizophrenia as well as Tourette’s syndrome to manage motor tics and vocal outbursts, and severe behavioral problems in children.

This medication may lead to tardive dyskinesia, a condition characterized by fine, worm-like movements in the tongue as well as other uncontrollable movements of mouth, jaw, face and arms and legs that is potentially lethal if left untreated.

Avoid drinking alcohol or taking other medications that could disrupt your balance while taking this medication as they could increase the risk of falling, leading to fractured bones or serious injuries. Furthermore, inform your doctor if you are pregnant or breastfeeding as small amounts may pass into breast milk and your physician may need to reduce or change your dosage or switch you over to another medication.


Haldol is a long-acting antipsychotic medication designed to treat conditions that affect how you think, feel or behave. It does this by correcting chemical imbalances that cause these issues.

Headaches, including migraine-induced ones, can also be treated using this injection into muscle. By decreasing both severity and incidence of pain, this drug can significantly lower pain threshold.

Long-term use of this medicine may decrease white blood cell counts, increasing your risk for serious infections. Your physician will monitor your blood counts while on this medicine.

Always inform your physician or pharmacist of all medications you are taking, including those bought without a valid prescription from supermarkets or health food shops, including herbal and dietary supplements.