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Halaven

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Halaven

HALAVEN®
(eribulin mesylate) Injection

Halaven

DRUG DESCRIPTION

HALAVEN (eribulin mesylate) Injection is a non-taxane microtubule dynamics inhibitor. Eribulin mesylate is a synthetic analogue of halichondrin B, a product isolated from the marine sponge Halichondria okadai. The chemical name for eribulin mesylate is 11,15:18,21:24,28-Triepoxy-7,9-ethano12,15-methano-9H,15H-furo[3,2-i]furo[2',3':5,6]pyrano[4,3-b][1,4]dioxacyclopentacosin-5(4H)-one, 2[(2S)-3-amino-2-hydroxypropyl]hexacosahydro-3-methoxy-26-methyl-20,27-bis(methylene)-, (2R,3R,3aS,7R,8aS,9S,10aR,11S,12R,13aR,13bS,15S,18S,21S,24S,26R,28R,29aS)-, methanesulfonate (salt).

It has a molecular weight of 826.0 (729.9 for free base). The empirical formula is C40H59NO11 •CH4O3S. Eribulin mesylate has the following structural formula:

HALAVEN® (eribulin mesylate) Structural Formula Illustration

HALAVEN is a clear, colorless, sterile solution for intravenous administration. Each vial contains 1 mg of eribulin mesylate as a 0.5 mg/mL solution in ethanol: water (5:95).

What are the possible side effects of eribulin (Halaven)?

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.

Call your doctor at once if you have a serious side effect such as:

  • fever, chills, body aches, flu symptoms, sores in your mouth and throat;
  • pain or burning when you urinate;
  • pale skin, feeling light-headed or short of breath, rapid heart rate, trouble concentrating;
  • severe numbness or tingling in your hands and feet;
  • low potassium (confusion, uneven heart rate, extreme thirst,...

Read All Potential Side Effects and See Pictures of Halaven »

What are the precautions when taking eribulin mesylate (Halaven)?

Before using eribulin, tell your doctor or pharmacist if you are allergic to it; or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.

Before using this medication, tell your doctor or pharmacist your medical history, especially of: blood/bone marrow problems (such as low red/white blood cells and platelets), kidney problems, liver problems.

Eribulin may cause a condition that affects the heart rhythm (QT prolongation). QT prolongation can infrequently result in serious (rarely fatal) fast/irregular heartbeat and other symptoms (such as severe dizziness, fainting) that need medical attention right away.

The risk of QT prolongation may be...

Read All Potential Precautions of Halaven »

Last reviewed on RxList: 9/9/2013
This monograph has been modified to include the generic and brand name in many instances.

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Report Problems to the Food and Drug Administration

 

You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.


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