Protopam Chloride

Name: Protopam Chloride

Pralidoxime Interactions

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

If possible, before you receive this medication, tell your doctor about all other medicines you use, especially:

  • aminophylline (Phyllocontin, Truphylline);
  • atropine (Atreza, Sal-Tropine, and others);
  • morphine (Avinza, Kadian, MS Contin, Oramorph);
  • reserpine;
  • theophylline (Elixophyllin, Theo-24, Uniphyl);
  • a barbiturate such as butabarbital (Butisol), secobarbital (Seconal), pentobarbital (Nembutal), or phenobarbital (Solfoton); or
  • a tranquilizer such as chlorpromazine (Thorazine), fluphenazine (Permitil), perphenazine (Trilafon), prochlorperazine (Compazine), thioridazine (Mellaril), or trifluperazine (Stelazine).

This list is not complete and other drugs may interact with pralidoxime. 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.

What is pralidoxime?

Pralidoxime reverses muscle weakness or paralysis caused by a poison or certain drug overdose.

Pralidoxime is used as an antidote to treat poisoning by a chemical or pesticide (insect spray), or by a drug used to treat a muscle disorder.

This medication is not effective as an antidote for all types of pesticide poisonings.

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

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

If possible, before you receive pralidoxime, tell your doctor if you have kidney disease, or if you are allergic to any drugs.

Also tell your doctor if you are pregnant or breast-feeding.

In an emergency situation it may not be possible before you are treated to tell your caregivers about your health conditions or if you are pregnant or breast-feeding. Make sure any doctor caring for you afterward knows that you have received this medication.

What should I avoid after receiving pralidoxime?

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

What other drugs will affect pralidoxime?

If possible, before you receive this medication, tell your doctor about all other medicines you use, especially:

  • aminophylline (Phyllocontin, Truphylline);

  • atropine (Atreza, Sal-Tropine, and others);

  • morphine (Avinza, Kadian, MS Contin, Oramorph);

  • reserpine;

  • theophylline (Elixophyllin, Theo-24, Uniphyl);

  • a barbiturate such as butabarbital (Butisol), secobarbital (Seconal), pentobarbital (Nembutal), or phenobarbital (Solfoton); or

  • a tranquilizer such as chlorpromazine (Thorazine), fluphenazine (Permitil), perphenazine (Trilafon), prochlorperazine (Compazine), thioridazine (Mellaril), or trifluperazine (Stelazine).

This list is not complete and other drugs may interact with pralidoxime. 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.

Commonly used brand name(s)

In the U.S.

  • Protopam Chloride

Available Dosage Forms:

  • Injectable
  • Powder for Solution

Therapeutic Class: Nerve Gas Antidote

Protopam Chloride Side Effects

Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.

Check with your doctor or nurse immediately if any of the following side effects occur:

More common
  • Blurred or double vision
  • change in near or distance vision
  • difficult or rapid breathing
  • difficulty in focusing the eyes
  • difficulty with speaking
  • dizziness
  • fast, pounding, or irregular heartbeat or pulse
  • muscle stiffness or weakness
  • pain at the injection site (after injection into a muscle)
Incidence not known
  • Deep or fast breathing with dizziness
  • numbness of the feet, hands, and around the mouth

Some side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:

More common
  • Drowsiness
  • headache
  • nausea

Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional.

Call your doctor for medical advice about side effects. You may report side effects to the FDA at 1-800-FDA-1088.

What do I need to tell my doctor BEFORE I take Protopam Chloride?

  • If you have an allergy to pralidoxime or any other part of Protopam Chloride (pralidoxime).
  • If you are allergic to any drugs like this one, any other drugs, foods, or other substances. Tell your doctor about the allergy and what signs you had, like rash; hives; itching; shortness of breath; wheezing; cough; swelling of face, lips, tongue, or throat; or any other signs.

This medicine may interact with other drugs or health problems.

Tell your doctor and pharmacist about all of your drugs (prescription or OTC, natural products, vitamins) and health problems. You must check to make sure that it is safe for you to take this medicine with all of your drugs and health problems. Do not start, stop, or change the dose of any drug without checking with your doctor.

How do I store and/or throw out Protopam Chloride?

  • If you need to store this medicine at home, talk with your doctor, nurse, or pharmacist about how to store it.
  • If stored at home, follow how to store as you were told by your doctor.

Consumer Information Use and Disclaimer

  • If your symptoms or health problems do not get better or if they become worse, call your doctor.
  • Do not share your drugs with others and do not take anyone else's drugs.
  • Keep a list of all your drugs (prescription, natural products, vitamins, OTC) with you. Give this list to your doctor.
  • Talk with the doctor before starting any new drug, including prescription or OTC, natural products, or vitamins.
  • Keep all drugs in a safe place. Keep all drugs out of the reach of children and pets.
  • Check with your pharmacist about how to throw out unused drugs.
  • Some drugs may have another patient information leaflet. Check with your pharmacist. If you have any questions about Protopam Chloride, please talk with your doctor, nurse, pharmacist, or other health care provider.
  • If you think there has been an overdose, call your poison control center or get medical care right away. Be ready to tell or show what was taken, how much, and when it happened.

This information should not be used to decide whether or not to take this medicine or any other medicine. Only the healthcare provider has the knowledge and training to decide which medicines are right for a specific patient. This information does not endorse any medicine as safe, effective, or approved for treating any patient or health condition. This is only a brief summary of general information about Protopam Chloride. It does NOT include all information about the possible uses, directions, warnings, precautions, interactions, adverse effects, or risks that may apply to this medicine. This information is not specific medical advice and does not replace information you receive from the healthcare provider. You must talk with the healthcare provider for complete information about the risks and benefits of using Protopam Chloride.

Review Date: October 4, 2017

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