By Medically reviewed by Hello Doktor Medical Panel


What is oxamniquine used for?

Oxamniquine is an “antihelmintic,” or anti-worm, medication. It prevents worms from growing or multiplying in your body.

Oxamniquine is commonly used for treatment infections caused by the worm Schistosoma mansoni. This is an uncommon infection usually acquired through contact with freshwater in Africa.

Oxamniquine may also be used for purposes, ask your doctor for more information.

How should I take oxamniquine?

Take oxamniquine exactly as directed by your doctor. If you do not understand these directions, ask your pharmacist, nurse, or doctor to explain them to you.

Take each dose with a full glass of water.

Take oxamniquine with food to lessen stomach upset.

Oxamniquine is usually taken in one or two doses that completely treat the infection.

How do I store oxamniquine?

Oxamniquine is best stored at room temperature away from direct light and moisture. To prevent drug damage, you should not store oxamniquine in the bathroom or the freezer. There may be different brands of oxamniquine that may have different storage needs. It is important to always check the product package for instructions on storage, or ask your pharmacist. For safety, you should keep all medicines away from children and pets.

You should not flush oxamniquine down the toilet or pour them into a drain unless instructed to do so. It is important to properly discard this product when it is expired or no longer needed. Consult your pharmacist for more details about how to safely discard your product.

Precautions & warnings

What should I know before using oxamniquine?

Before taking oxamniquine, tell your doctor if:

  • You are pregnant or breastfeeding. This is because, while you are expecting or feeding a baby, you should only take medicines on the recommendation of a doctor.
  • You are taking any other medicines. This includes any medicines you are taking which are available to buy without a prescription, such as herbal and complementary medicines.
  • You have allergy with any of active or inactive ingredients of oxamniquine or other medications.
  • You have any other illnesses, disorders, or medical conditions.

Use caution when driving, operating machinery, or performing other hazardous activities. Oxamniquine may cause dizziness. If you experience dizziness, avoid these activities.

Is it safe during pregnancy or breastfeeding?

There are no adequate studies in women for determining risk when using oxamniquine during pregnancy or while breastfeeding. Please always consult with your doctor to weigh the potential benefits and risks before taking oxamniquine. Oxamniquine is pregnancy risk category C, according to the US Food and Drug Administration (FDA).

FDA pregnancy risk category reference below:

  • A=No risk
  • B=No risk in some studies
  • C=There may be some risk
  • D=Positive evidence of risk
  • X=Contraindicated
  • N=Unknown

It is also not known whether oxamniquine passes into breast milk and how it might affect a nursing baby. Do not take oxamniquine without first talking to your doctor if you are breastfeeding a baby.

Side effects

What side effects can occur from oxamniquine?

Less serious side effects may be more likely to occur. Continue to take oxamniquine and talk to your doctor if you experience:

Stop taking oxamniquine and seek emergency medical attention if you experience an allergic reaction (swelling of your lips, tongue, or face; shortness of breath; closing of your throat; or hives).

Rarely, seizures have occurred, most often in patients who already have epilepsy or another seizure disorder. Seek medical attention in the case of a seizure.

Not everyone experiences these side effects. There may be some side effects not listed above. If you have any concerns about a side-effect, please consult your doctor or pharmacist.


What drugs may interact with oxamniquine?

Oxamniquine may interact with other drugs that you are currently taking, which can change how your drug works or increase your risk for serious side effects. To avoid any potential drug interactions, you should keep a list of all the drugs you are using (including prescription drugs, nonprescription drugs, and herbal products) and share it with your doctor and pharmacist. For your safety, do not start, stop, or change the dosage of any drugs without your doctor’s approval.

Does food or alcohol interact with oxamniquine?

Oxamniquine may interact with food or alcohol by altering the way the drug works or increase the risk for serious side effects. Please discuss with your doctor or pharmacist any potential food or alcohol interactions before using this drug.

What health conditions may interact with oxamniquine?

Oxamniquine may interact with your health condition. This interaction may worsen your health condition or alter the way the drug works. It is important to always let your doctor and pharmacist know all the health conditions you currently have.

Especially liver disease, kidney disease, or a seizure disorder because you may need a lower dose or special monitoring if you have any of these conditions.


The information provided is not a substitute for any medical advice. You should ALWAYS consult with your doctor or pharmacist before using oxamniquine.

What is the dose of oxamniquine for an adult?


The recommended dose is 12–15 mg/kg as single dose, orally.

What is the dose of oxamniquine for a child?


<30 kg: The recommended dose is 10 mg/kg times 2 doses at 2–8 h intervals, orally.

How is oxamniquine available?

Oxamniquine is available in the following dosage forms and strengths:

  • Oxamniquine 250 mg capsules

What should I do in case of an emergency or overdose?

In case of an emergency or an overdose, call your local emergency services or go to your nearest emergency room.

What should I do if I miss a dose?

If you miss a dose of oxamniquine, take it as soon as possible. However, if it is almost time for your next dose, skip the missed dose and take your regular dose as scheduled. Do not take a double dose.

Hello Health Group does not provide medical advice, diagnosis or treatment.

msBahasa Malaysia

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Review Date: April 14, 2017 | Last Modified: December 19, 2019

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