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  • Generic Name: (haloperidol)
    Other Brands: Haldol
  • Last Revised: 05/2015
    • What is this medication and its most common uses?

      Haloperidol tablets are used to manage symptoms of certain mental health problems, including behavioral problems. Haloperidol tablets are also used to treat Tourette's disorder (a brain disorder characterized by involuntary movements and vocalizations called tics).

    • What should I know when beginning and continuing on this medication?

      How does this medication work?

      It is not known exactly how haloperidol tablets work to treat your condition.

      What are the beneficial effects of this medication and when should I begin to have results?

      What: Haloperidol tablets may help improve certain symptoms associated with your condition.

      When: Everyone responds differently to treatment, so try to be patient and follow your healthcare provider's directions. It is important that you take haloperidol tablets exactly as your healthcare provider has prescribed.

      How do I know it is working?

      Your healthcare provider will ask you questions from time to time to assess how well your symptoms are controlled with treatment.

    • What are the possible side effects of this medication?

      The following is not a full list of side effects. Side effects cannot be anticipated. If any develop or change in intensity, tell your healthcare provider as soon as possible. Only your healthcare provider can determine if it is safe for you to continue taking this medication.

      Haloperidol tablets are not approved to treat mental problems caused by dementia (an illness involving loss of memory and judgment, and confusion) in the elderly. It can be life-threatening when used in elderly people with mental problems caused by dementia.

      More common side effects may include: increased heart rate, changes in blood pressure, nausea, vomiting, constipation, diarrhea, dry mouth, blurred vision.

      Less common side effects may include:

      Serious heart rhythm changes, with symptoms such as fast or slow heartbeat, or fainting.

      Neuroleptic malignant syndrome (NMS) (a life-threatening brain disorder) with symptoms such as high fever, excessive sweating, muscle rigidity, confusion, changes in your breathing, fast or irregular heartbeat, or changes in your blood pressure.

      Tardive dyskinesia, defined as abnormal muscle movements, including tremor, shuffling, and uncontrolled, involuntary movements.

      Haloperidol can also cause increased body temperature and heat stroke.

    • Who should not take this medication?

      Do not take haloperidol tablets if you are allergic to them or any of their ingredients.

      Do not take haloperidol tablets if you have Parkinson's disease.

      Do not take haloperidol tablets if you are taking any other medications that make you excessively sleepy.

    • What should I tell my healthcare provider before I take the first dose of this medication?

      Tell your healthcare provider about all prescription, over-the-counter, and herbal medications you are taking before beginning treatment with haloperidol tablets. Also, talk to your healthcare provider about your complete medical history, especially if you have heart or thyroid problems, low blood potassium or magnesium levels, or if you are pregnant, plan to become pregnant, or are breastfeeding.

    • What is the usual dosage?

      The information below is based on the dosage guidelines your healthcare provider uses. Depending on your condition and medical history, your healthcare provider may prescribe a different regimen. Do not change the dosage or stop taking your medication without your healthcare provider's approval.

      Adults and children ≥3 years: Your healthcare provider will prescribe the appropriate dose for you or your child, based on the age, condition, or if you or your child are taking other medications.

    • How should I take this medication?

      Take haloperidol tablets exactly as prescribed by your healthcare provider. Do not change your dose or stop taking haloperidol tablets without first talking to your healthcare provider.

    • What should I avoid while taking this medication?

      Do not drive or operate dangerous machinery until you know how haloperidol tablets affect you.

      Do not drink alcohol while you are taking haloperidol tablets.

    • What are the possible food and drug interactions associated with this medication?

      If haloperidol tablets are taken with certain other drugs, the effects of either could be increased, decreased, or altered. It is especially important to check with your healthcare provider before combining haloperidol tablets with the following: alcohol, certain narcotic pain killer medications (such as morphine), or lithium.

    • May I receive this medication if I am pregnant or breastfeeding?

      Haloperidol tablets can harm your baby if taken during pregnancy. Do not breastfeed while you are taking haloperidol tablets. Tell your healthcare provider immediately if you are pregnant, plan to become pregnant, or are breastfeeding.

    • What should I do if I miss a dose of this medication?

      If you miss a dose of haloperidol tablets, take it as soon as you remember. However, if it is almost time for your next dose, skip the one you missed and return to your regular dosing schedule. Do not take two doses at once.

    • How should I store this medication?

      Store at room temperature. Protect from light.

    • Who should I contact in case of emergency or overdose?
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      In the event of a medical emergency call your doctor or 9-1-1 immediately. In the event of overdose, call your doctor or poison control for further instructions.
      National Poison Control#: Call 1-800-222-1222

      This PDR+ drug information has been developed by the Physicians’ Desk Reference Network (PDRN), a source of medication information trusted by doctors for over 65 years.

      This monograph summarizes the most important information about your medication and does not cover all the information you may need. If you have any questions or concerns or want to learn more about your medication, ask your healthcare provider; he/she will be able to provide answers to your questions. This medication should only be used by the patient for whom it was prescribed and should not be shared with other people.
    • Additional patient resources.
      back to top Use your PDR® Pharmacy Discount Card when you or a family member fills a prescription and ask for your PDR® Discount every
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