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praziquantel

Pronunciation: PRAZ i KWON tel

Brand: Biltricide

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

Multum donot

You should not take this medicine if you are allergic to praziquantel, or if you have take rifampin (Rifadin, Rifater, Rifamate) in the last 4 weeks.

Before taking praziquantel, tell your doctor if you have kidney disease, heart disease, liver disease, or a history of seizures or epilepsy.

Multum nochild

Do not give this medication to a child younger than 4 years old.

Multum dizzy

Praziquantel may impair your thinking or reactions. Be careful if you drive or do anything that requires you to be alert.

Multum food

Praziquantel should be taken with a meal.

Multum nocrush

Do not crush or chew the praziquantel tablet. Swallow the pill whole.

Multum water

Take this medication with a full glass (8 ounces) of water.

What is praziquantel?

Praziquantel is an anthelmintic (an-thel-MIN-tik) or anti-worm medication. It prevents newly hatched insect larvae (worms) from growing or multiplying in your body.

Praziquantel is used to treat infections caused by Schistosoma worms, which enter the body through skin that has come into contact with contaminated water. Schistosoma worms are found in Africa, South America, Middle Eastern countries, the Caribbean, and parts of Asia.

Praziquantel is also used to treat infection with liver flukes, caused by a type of worm found in East Asia. This worm enters the body while eating contaminated fish.

Multum donot

Praziquantel should not be used to treat parasitic infections in the eye.

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

What should I discuss with my healthcare provider before taking praziquantel?

Multum donot

You should not take this medicine if you are allergic to praziquantel, or if you have take rifampin (Rifadin, Rifater, Rifamate) in the last 4 weeks.

To make sure you can safely take praziquantel, tell your doctor if you have any of these other conditions:

  • headaches, confusion;
  • seizures (or a history of seizures or epilepsy);
  • lumps (nodules) under your skin;
  • kidney disease;
  • heart disease; or
  • liver disease.

FDA pregnancy category B. Praziquantel is not expected to be harmful to an unborn baby. Tell your doctor if you are pregnant or plan to become pregnant during treatment.

Multum nobrfeed

Praziquantel can pass into breast milk and may harm a nursing baby. Do not use this medication without telling your doctor if you are breast-feeding a baby.

Multum nochild

Do not give this medication to a child younger than 4 years old.

How should I take praziquantel?

Take exactly as prescribed by your doctor. Do not take in larger or smaller amounts or for longer than recommended. Follow the directions on your prescription label.

Multum water

Take this medication with a full glass (8 ounces) of water.

Praziquantel is usually taken 3 times in one day. Your doses should be taken 4 to 6 hours apart on that day.

Multum food

Praziquantel should be taken with a meal.

You may need to break a praziquantel tablet in order to get the correct dose. Follow your doctor's instructions.

Multum nocrush

Do not crush or chew the praziquantel tablet or portion of a tablet. Swallow the pill whole.

Multum rt

Store at room temperature away from moisture and heat.

What happens if I miss a dose?

Take the missed dose as soon as you remember. Skip the missed dose if it is almost time for your next scheduled dose. Do not take extra medicine to make up the missed dose.

What happens if I overdose?

Multum emt

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

What should I avoid while taking praziquantel?

Multum dizzy

Praziquantel may impair your thinking or reactions. Be careful if you drive or do anything that requires you to be alert.

Grapefruit and grapefruit juice may interact with praziquantel and lead to potentially dangerous effects. Discuss the use of grapefruit products with your doctor.

What are the possible side effects of praziquantel?

Multum emt

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

Less serious side effects may include:

  • tired feeling;
  • headache, dizziness;
  • nausea, upset stomach;
  • mild fever; or
  • mild skin rash.

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 praziquantel?

Tell your doctor about all other medications you are using, especially:

  • cimetidine (Tagamet);
  • chloroquine (Aralen);
  • itraconazole (Sporanox) or ketoconazole (Extina, Ketozole, Nizoral, Xolegal);
  • dexamethasone (Decadron, Hexadrol);
  • erythromycin (E.E.S., EryPed, Ery-Tab, Erythrocin);
  • St. John's wort;
  • rifabutin (Mycobutin) or rifapentine (Priftin);
  • a barbiturate such as amobarbital (Amytal), butabarbital (Butisol), mephobarbital (Mebaral), secobarbital (Seconal), or phenobarbital (Solfoton);
  • HIV medication such as efavirenz (Sustiva, Atripla), etravirine (Intelence), nevirapine (Viramune), or ritonavir (Norvir, Kaletra);
  • medicines to treat narcolepsy, such as armodafinil (Nuvigil) or modafinil (Progivil); or
  • seizure medication such as carbamazepine (Carbatrol, Equetro, Tegretol), felbamate (Felbatol), oxcarbazepine (Trileptal), or phenytoin (Dilantin), or primidone (Mysoline).

This list is not complete and other drugs may interact with praziquantel. Tell your doctor about all medications you use. This includes prescription, over-the-counter, vitamin, and herbal products. Do not start a new medication without telling your doctor.

Where can I get more information?

Your pharmacist can provide more information about praziquantel.


Remember, keep this and all other medicines out of the reach of children, never share your medicines with others, and use this medication only for the indication prescribed.

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