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BAL In Oil

Generic name: dimercaprolDYE-mer-KAP-rol ]
Drug class: Antidotes

Medically reviewed by on Apr 12, 2024. Written by Cerner Multum.

What is BAL In Oil?

BAL In Oil is a chelating (KEE-late-ing) agent that is used to remove a heavy metal (such as lead or mercury) from the blood.

BAL In Oil is used to treat arsenic, gold, or mercury poisoning. It is also used together with another medicine called edetate disodium (EDTA) to treat lead poisoning.

BAL In Oil may also be used for purposes not listed in this medication guide.

BAL In Oil side effects

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

Tell your caregiver right away if you have:

Common side effects include:

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.


In a poisoning situation it may not be possible to tell your caregivers about your health conditions. Make sure any doctor caring for you afterward knows you have received BAL In Oil.

Before taking this medicine

If possible before you receive BAL In Oil, tell your doctor if you have:

This medicine contains peanut oil. Tell your doctor if you have a peanut allergy.

FDA pregnancy category C. It is not known whether BAL In Oil will harm an unborn baby. Tell your doctor if you are pregnant.

It is not known whether dimercaprol passes into breast milk or if it could harm a nursing baby. Tell your doctor if you are breast-feeding a baby.

In an emergency situation, it may not be possible before you are treated with BAL In Oil to tell your caregivers if you are pregnant or breast-feeding. However, make sure any doctor caring for your pregnancy or your baby knows that you have received this medicine.

How is BAL In Oil given?

BAL In Oil is injected into a muscle. A healthcare provider will give you this injection.

BAL In Oil is most effective when used within 1 or 2 hours after a sudden poisoning. BAL In Oil may not be as effective in treating long-term poisoning (slow poisoning that has occurred over a long period of time).

BAL In Oil is sometimes given for several days, depending on the type of poisoning being treated.

What happens if I miss a dose?

Because you will receive BAL In Oil in a clinical setting, you are not likely to miss a dose.

What happens if I overdose?

Since BAL In Oil is given by a healthcare professional in a medical setting, an overdose is unlikely to occur.

What should I avoid after receiving BAL In Oil?

Follow your doctor's instructions about any restrictions on food, beverages, or activity.

What other drugs will affect BAL In Oil?

Other drugs may interact with dimercaprol, including prescription and over-the-counter medicines, vitamins, and herbal products. Tell each of your health care providers about all medicines you use now and any medicine you start or stop using.

Further information

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.

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.