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Obiltoxaximab (Intravenous)

Name of the generic: Obiltoxaximab N [oh-bil-toxax-imab]

How is Obiltoxaximab used?

Obiltoxaximab injections are used in conjunction with antibiotics to treat inhalational anthrax. It can also be used to stop the spread of anthrax through inhalation after the person has been exposed. Obiltoxaximab prevents anthrax bacteria from getting into the cells of the body, which helps to prevent an outbreak.

This medication is only administered by or under the supervision of your physician.

Prior to use this drug

When deciding whether to take any medicine, the dangers of using the medication must be considered against the benefits it will bring. This is a decision that you and your physician make. To determine the appropriate medicine, it is important to take the following into consideration:


Inform your doctor if you have had a strange or unusual reaction to this medication or any other medications. Be sure to inform your health specialist if you suffer from any other kinds of allergies, like those to dyes, food preservatives, animals, or dyes. For products that are not prescription-only, you must review the label or ingredients with care.


The studies that have been conducted so far have not revealed issues that are specific to children, which could hinder the efficacy of obiltoxaximab for children.


Studies that have been appropriate up to now haven't revealed the existence of geriatric-specific issues that hinder the effectiveness of injecting obiltoxaximab into the elderly.

Breast Feeding

There are no studies that can be considered adequate for women to determine the risk to infants when taking this medication while breastfeeding. Be sure to weigh the benefits and risks that could be associated with taking this medication while nursing.

Interactions between Medicines and the Body

Certain medicines shouldn't be taken together; however, there are instances where two different medications can be combined, even though interactions could occur. In these situations, your doctor may decide to adjust the dosage or take other precautions if needed. Discuss with your healthcare professional whether you're using any prescription medication or non-prescription (over-the-counter) medication.

Interactions with Alcohol, Food, and Tobacco

Certain medications are not recommended to be taken at or near the time of eating foods or eating certain types of foods, as interactions can occur. Smoking or drinking alcohol in conjunction with certain medicines can create interactions. Discuss with your physician the interaction of your medication when you are taking it with alcohol, food, or tobacco.

Proper use of Obiltoxaximab

A nurse or another trained medical professional will administer this medication. The medicine is administered via a needle that is inserted into the vein. You can also get medication (e.g., diphenhydramine or Benadryl (r)) ahead of time when you receive obiltoxaximab. This can aid in preventing allergic reactions to injections. This medication includes an informational leaflet for patients. Take the leaflet and read it carefully. Consult your physician if you have any concerns.

Be aware about:

A doctor is going to monitor your progress carefully during the time you're receiving this medication. This allows your doctor to determine whether the medication is working correctly and also check for potential adverse side effects.

This medicine can trigger severe allergic reactions, such as anaphylaxis. Anaphylaxis is a serious condition that requires immediate medical treatment. Contact your doctor or nurse right now if you experience quick or unusual breathing, a rapid or irregular heartbeat, or inflamed or fainting hive-like swellings on your skin, the eyelids, around your eyes, or around the lips, face, or tongue.

Side effects of Obiltoxaximab

Alongside their necessary effects, medicines can produce unwanted side effects. While not all of these negative side effects are likely to occur, if they do, they could require medical attention.

Talk to your doctor or nurse right away in the event that any of these adverse reactions occur:

  • Chest discomfort
  • Cough
  • Difficulties with swallowing
  • Dizziness
  • Loss of consciousness or fainting
  • Fast heartbeat
  • Rapid or irregular breathing
  • Itching or itchy skin
  • An increase in the size of the eyelids, around the eyes, the lips, the face, or the tongue
  • Trouble breathing
  • Unusual fatigue, weakening, or

Certain side effects can be experienced, but they usually do not require medical care. These side effects can disappear after treatment when your body adapts to the medication. Additionally, your health professional could be able to inform you of ways to avoid or lessen certain adverse effects. Talk to your physician if any of the following symptoms persist or become uncomfortable or if you have questions regarding them:

  • Headache
  • The body is aching or hurting.
  • Chills
  • Otis
  • The fever
  • Voice loss
  • Nasal congestion
  • Swelling, pain, or swelling at the site of injection.
  • Discomfort in the arms or legs
  • Nose that is runny
  • Snorting
  • Sore throat
  • Bone pain
  • Problems in difficulty in
  • Dry mouth
  • Muscle cramps or aches
  • Muscles, stiffness, or muscle pains
  • Swollen joints

Other side effects that aren't listed could also be present in certain patients. If you experience any other symptoms, consult with your physician.

Contact your doctor to seek medical advice on possible side effects. You can report adverse reactions to the FDA at 1-800-FDA-1088.