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Home Knowledge Center Wellness Library prochlorperazine (oral/injection)

prochlorperazine (oral/injection)

Pronunciation: pro klor PER a zeen

Prochlorperazine Maleate

slide 1 of 15, Prochlorperazine Maleate,

5 mg, round, yellow, imprinted with 93, 9643

Image of Prochlorperazine Maleate
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Prochlorperazine Maleate

slide 2 of 15, Prochlorperazine Maleate,

5 mg, round, red, imprinted with P1, M

Image of Prochlorperazine Maleate
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Prochlorperazine Maleate

slide 3 of 15, Prochlorperazine Maleate,

10 mg, round, red, imprinted with P2, M

Image of Prochlorperazine Maleate
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Prochlorperazine Maleate

slide 4 of 15, Prochlorperazine Maleate,

5 mg, round, yellow, imprinted with 5, GG 952

Image of Prochlorperazine Maleate
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Prochlorperazine Maleate

slide 5 of 15, Prochlorperazine Maleate,

10 mg, round, yellow, imprinted with 10, GG593

Image of Prochlorperazine Maleate
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Prochlorperazine Maleate

slide 6 of 15, Prochlorperazine Maleate,

5 mg, round, red, imprinted with P1, M

Image of Prochlorperazine Maleate
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Prochlorperazine Maleate

slide 7 of 15, Prochlorperazine Maleate,

10 mg, round, maroon, imprinted with P2, M

Image of Prochlorperazine Maleate
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Prochlorperazine Maleate

slide 8 of 15, Prochlorperazine Maleate,

5 mg, round, green, imprinted with TL113

Image of Prochlorperazine Maleate
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Prochlorperazine Maleate

slide 9 of 15, Prochlorperazine Maleate,

10 mg, round, green, imprinted with TL115

Image of Prochlorperazine Maleate
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Prochlorperazine Maleate

slide 10 of 15, Prochlorperazine Maleate,

10 mg, round, yellow, imprinted with INV 276, 10

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Prochlorperazine Maleate

slide 11 of 15, Prochlorperazine Maleate,

10 mg, round, yellow, imprinted with dp, 522

Image of Prochlorperazine Maleate
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Prochlorperazine Maleate

slide 12 of 15, Prochlorperazine Maleate,

10 mg, round, yellow, imprinted with COPLEY, 652, 93, 9652

Image of Prochlorperazine Maleate
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Prochlorperazine Maleate

slide 13 of 15, Prochlorperazine Maleate,

5 mg, round, yellow, imprinted with INV 275, 5

Image of Prochlorperazine Maleate
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Prochlorperazine Maleate

slide 14 of 15, Prochlorperazine Maleate,

5 mg, round, orange, imprinted with dp, 521

Image of Prochlorperazine Maleate
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Prochlorperazine Maleate

slide 15 of 15, Prochlorperazine Maleate,

5 mg, round, yellow, imprinted with TL 113

Image of Prochlorperazine Maleate
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What is the most important information I should know about prochlorperazine?

What is the most important information I should know about prochlorperazine?

You should not use prochlorperazine if you have recently used alcohol, sedatives, tranquilizers, or narcotic medications.

Prochlorperazine is not approved for use by anyone younger than 2 years old or weighing less than 20 pounds. Do not give this medicine to a child before or after a surgery.

Prochlorperazine is not approved for use in older adults with dementia-related psychosis.

Call your doctor at once if you have uncontrollable movements of your eyes, lips, tongue, face, arms, or legs. These could be early signs of dangerous side effects.

What is prochlorperazine?

What is prochlorperazine?

Prochlorperazine is a phenothiazine (FEEN-oh-THYE-a-zeen) antipsychotic medicine that is used to treat anxiety or schizophrenia.

Prochlorperazine is also used to control severe nausea and vomiting.

Prochlorperazine may also be used for purposes not listed in this medication guide.

What should I discuss with my healthcare provider before using prochlorperazine?

What should I discuss with my healthcare provider before using prochlorperazine?

You should not use this medicine if you are allergic to prochlorperazine or other phenothiazines (such as chlorpromazine, fluphenazine, perphenazine, promethazine, thioridazine, or trifluoperazine).

Do not use prochlorperazine if you have recently used large amounts of alcohol or medicine that makes you sleepy.

Prochlorperazine is not approved for use by anyone younger than 2 years old or weighing less than 20 pounds. Talk with your doctor before giving prochlorperazine to a child or teenager with a fever, flu symptoms, vomiting, or diarrhea.

Do not give this medicine to a child before or after a surgery.

Prochlorperazine may increase the risk of death in older adults with dementia-related psychosis and is not approved for this use.

Tell your doctor if you have ever had:

  • heart disease;
  • seizures, or a brain tumor;
  • low white blood cell (WBC) counts;
  • glaucoma;
  • pheochromocytoma (tumor of the adrenal gland);
  • low blood pressure;
  • breast cancer; or
  • chemotherapy.

Tell your doctor if you will be exposed to extreme heat or cold, or to insecticide poisons while you are using prochlorperazine.

Tell your doctor if you are pregnant or you get pregnant. Taking antipsychotic medication during the last 3 months of pregnancy may cause breathing problems, feeding problems, or withdrawal symptoms in the newborn.

It may not be safe to breastfeed while using this medicine. Ask your doctor about any risk.

How should I use prochlorperazine?

How should I use prochlorperazine?

Follow all directions on your prescription label and read all medication guides or instruction sheets. Your doctor may occasionally change your dose. Use the medicine exactly as directed.

Prochlorperazine oral is taken by mouth.

Prochlorperazine doses are based on weight in children. Your child's dose needs may change if the child gains or loses weight.

Prochlorperazine injection is injected into a muscle or as an infusion into a vein. A healthcare provider will give you this injection.

After receiving a prochlorperazine injection, you may need to remain lying down for at least 30 minutes. You may feel light-headed when you first stand up.

If you use prochlorperazine long-term, you may need frequent medical tests.

Do not stop using prochlorperazine suddenly after long-term use, or you could have unpleasant symptoms such as nausea, vomiting, dizziness, or tremors. Ask your doctor how to safely stop using this medicine.

Store at room temperature away from moisture, heat, and light.

What happens if I miss a dose?

What happens if I miss a dose?

Use the medicine as soon as you can, but skip the missed dose if it is almost time for your next dose. Do not use two doses at one time.

What happens if I overdose?

What happens if I overdose?

Seek emergency medical attention or call the Poison Help line at 1-800-222-1222.

Overdose can cause severe drowsiness, irregular heartbeats, agitation, seizure, or fainting.

What should I avoid while using prochlorperazine?

What should I avoid while using prochlorperazine?

Drinking alcohol with this medicine can cause side effects.

Avoid driving or hazardous activity until you know how this medicine will affect you. This medicine may cause dizziness or blurred vision and may impair your reactions. Dizziness can cause falls, accidents, or severe injuries.

Avoid getting up too fast from a sitting or lying position, or you may feel dizzy.

Prochlorperazine could make you sunburn more easily. Avoid sunlight or tanning beds. Wear protective clothing and use sunscreen (SPF 30 or higher) when you are outdoors.

What are the possible side effects of prochlorperazine?

What are the possible side effects of prochlorperazine?

Get emergency medical help if you have signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue, or throat.

High doses or long-term use of prochlorperazine can cause a serious movement disorder that may not be reversible. The longer you use prochlorperazine, the more likely you are to develop this disorder, especially if you are a woman or an older adult.

Call your doctor at once if you have:

  • uncontrolled muscle movements in your arms and legs, or your face (chewing, lip smacking, frowning, tongue movement, blinking or eye movement);
  • trouble speaking or swallowing, stiffness or muscle spasms in your neck;
  • tremors, or any new or unusual muscle movements you cannot control;
  • extreme drowsiness or light-headed feeling (like you might pass out);
  • little or no urination;
  • agitation, restlessness;
  • severe constipation, stomach pain, bloating;
  • jaundice (yellowing of the skin or eyes);
  • low blood cell counts --fever, chills, sore throat, cough, trouble breathing, mouth sores, skin sores, pale skin, easy bruising or bleeding;
  • lupus-like symptoms --muscle or joint pain, flu symptoms, chest pain, and a rash or patchy skin color that worsens in sunlight; or
  • severe nervous system reaction --very stiff (rigid) muscles, high fever, sweating, confusion, fast or uneven heartbeats.

Side effects such as dry mouth, constipation, confusion, and tremors may be more likely in older adults.

Common side effects may include:

  • headache, dizziness, drowsiness;
  • dry mouth, stuffy nose;
  • nausea, constipation;
  • increased appetite, weight gain;
  • blurred vision;
  • agitation, feeling jittery, trouble sleeping;
  • skin redness, itching, or rash;
  • missed menstrual periods; or
  • impotence, abnormal ejaculation.

This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

What other drugs will affect prochlorperazine?

What other drugs will affect prochlorperazine?

Using prochlorperazine with other drugs that make you sleepy or slow your breathing can cause dangerous side effects. Ask your doctor before using opioid medication, a sleeping pill, a muscle relaxer, or medicine for anxiety or seizures.

Tell your doctor about all your current medicines. Many drugs can affect prochlorperazine, especially:

  • lithium;
  • propranolol;
  • a diuretic or "water pill";
  • a blood thinner (warfarin, Coumadin, Jantoven); or
  • seizure medication.

This list is not complete and many other drugs may affect prochlorperazine. This includes prescription and over-the-counter medicines, vitamins, and herbal products. Not all possible drug interactions are listed here.

Where can I get more information?

Where can I get more information?

Your pharmacist can provide more information about oral prochlorperazine.

This information does not replace the advice of a doctor. Healthwise, Incorporated, disclaims any warranty or liability for your use of this information. Your use of this information means that you agree to the Terms of Use. Learn how we develop our content.

Healthwise, Healthwise for every health decision, and the Healthwise logo are trademarks of Healthwise, Incorporated.

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