Results for denileukin diftitox
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Drug Info:

Denileukin Diftitox

Brand names: Ontak®



Denileukin Diftitox injection

What is denileukin diftitox injection?

DENILEUKIN DIFTITOX (Ontak™) is medicine used to treat psoriasis and certain kinds of lymphomas including cutaneous T-cell lymphoma, mycosis fungoides, non-Hodgkin's lymphoma. Denileukin diftitox is made to attack certain types of cells related to these diseases. Generic denileukin diftitox injections are not available.

What should I tell my health care provider before I take this medicine?

They need to know if you have any of these conditions:
• fever or infection
• heart disease
• coronary artery disease
• peripheral vascular disease
• an unusual or allergic reaction to denileukin diftitox, other medicines, foods, dyes, or preservatives
• pregnant or trying to get pregnant
• breast-feeding

How should I use this medicine?

Denileukin diftitox is usually given as an infusion into a vein every day for 5 days every 3 weeks. Your treatment regimen may be different depending on the condition being treated. Denileukin diftitox is given in a hospital or clinic setting by a health care professional.

What if I miss a dose?

It is important not to miss your dose. Notify your prescriber or health care professional if you are unable to keep an appointment.

What drug(s) may interact with denileukin diftitox?

• No drugs are known to interact with denileukin diftitox.

Tell your prescriber or health care professional about all other medicines you are taking, including nonprescription medicines, nutritional supplements, or herbal products. Also tell your prescriber or health care professional if you are a frequent user of drinks with caffeine or alcohol, if you smoke, or if you use illegal drugs. These may affect the way your medicine works. Check with your health care professional before stopping or starting any of your medicines.

What should I watch for while taking denileukin diftitox?

Denileukin diftitox may make you feel like you have the flu. This is not uncommon. Report any side effects as above, but continue your course of medicine even though you feel ill, unless your prescriber or health care professional tells you to stop. The side effects of denileukin may continue even after you stop therapy. You will need to have blood draws to check on your treatment.

During treatment with denileukin diftitox you may have an allergic reaction. If an allergic reaction occurs, it usually will happen on the first day that you receive your infusion each cycle. Tell your prescriber or health care professional if you have any signs of an allergic reaction.

Denileukin diftitox causes a syndrome called vascular leak syndrome. This causes more fluids to go out into your tissues. Call your health care professional or prescriber if you notice any increased fluid retention (fingers, legs), or if you have dizziness or fainting. Dizziness may be more common when standing.

Denileukin diftitox may decrease your body's ability to fight infections. Call your prescriber or health care professional if you have a fever, chills, sore throat or other symptoms of a cold. Do not treat these symptoms yourself. Try to avoid being around people who are sick. Rarely, denileukin diftitox may increase your risk to bruise or bleed. Call your prescriber or health care professional if you notice any unusual bleeding. Be careful not to cut, bruise or injure yourself because you may get an infection and bleed more than usual.

Denileukin diftitox may cause diarrhea that begins after treatment. It may last a long time. Call your prescriber or health care professional if you have diarrhea for more than 3 days or are unable to take food or fluids.

What side effects may I notice from receiving denileukin diftitox?

Not all of these effects occur in all patients. Discuss any concerns or questions with your prescriber or health care professional.

Side effects that you should report to your prescriber or health care professional as soon as possible:
Rare or uncommon:
• low blood counts - denileukin diftitox may decrease the number of white blood cells, red blood cells and platelets. You may be at increased risk for infections and bleeding.
• signs of decreased platelets - bruising, pinpoint red spots on the skin, increased bleeding
• signs of decreased red blood cells - unusual weakness or tiredness
• blood clots in your legs
More common:
• any type of new rash
• allergic reactions - shortness of breath, low blood pressure
• back pain
• change in vision
• dehydration
• fluid retention
• hives
• signs of infection - fever or chills, sore throat, cough, runny nose

Side effects that usually do not require medical attention (report to your prescriber or health care professional if they continue or are bothersome):
• change in weight
• constipation
• diarrhea
• dizziness, nervousness, confusion
• headache
• heart burn
• insomnia
• loss of appetite
• muscle, bone or joint pain
• nausea and vomiting
• pain, swelling, or inflammation at the injection site
• sweating

Where can I keep my medicine?

You will only receive this medicine in a clinic or hospital setting.


Last updated: 3/20/2006 11:14:00 AM

Important Disclaimer: The drug information provided here is for educational purposes only. It is intended to supplement, not substitute for, the diagnosis, treatment and advice of a medical professional. This drug information does not cover all possible uses, precautions, side effects and interactions. It should not be construed to indicate that this or any drug is safe for you. Consult your medical professional for guidance before using any prescription or over the counter drugs.

 
 
Wikipedia: denileukin diftitox
Image:Denileukin diftitox.png
Denileukin diftitox
Systematic (IUPAC) name
Diphtheria toxin-Interleukin-2 fusion protein
Identifiers
CAS number  ?
ATC code L01XX29
PubChem  ?
DrugBank BTD00084
Chemical data
Formula C2560H4042N678O799S17 
Mol. mass 57647.3 g/mol
Pharmacokinetic data
Bioavailability  ?
Metabolism  ?
Half life 70-80 min
Excretion  ?
Therapeutic considerations
Pregnancy cat.

C(US)

Legal status
Routes  ?

Denileukin diftitox, otherwise known as Ontak is an antineoplastic agent, an engineered protein combining Interleukin-2 and Diphtheria toxin. This can bind to Interleukin-2 receptors[1] and introduce the diphtheria toxin into cells that express those receptors, killing the cells. In some Leukemias and Lymphomas malignant cells express these receptors, so denileukin diftitox can target these.

A recent study at the University of Louisville found the drug caused many stage IV malignant melanoma tumors to regress and even stabilize, extending patient life expectancy from about eight months to, as of now, more than a year- which is significant given metastatic malignant melanoma's grave prognosis and poor treatment response.

There is some evidence tying it to vision loss.[2]

References

  1. ^ Turturro F (2007). "Denileukin diftitox: a biotherapeutic paradigm shift in the treatment of lymphoid-derived disorders". Expert Rev Anticancer Ther 7 (1): 11-7. DOI:10.1586/14737140.7.1.11. PMID 17187516. 
  2. ^ Park M, Liu GT, Piltz-Seymour J, et al (2007). "Vision loss following denileukin diftitox treatment: a case report of possible posterior ischemic optic neuropathy". Leuk. Lymphoma 48 (4): 808-11. DOI:10.1080/10428190701268783. PMID 17454642. 

External links

FDA Safety Alert


 
 

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Drug Info. Gold Standard. Copyright © 2008 by Gold Standard. All rights reserved.  Read more
Wikipedia. This article is licensed under the GNU Free Documentation License. It uses material from the Wikipedia article "Denileukin diftitox" Read more

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