Medication Guide App

Xeljanz

Generic Name: tofacitinib (TOE fa SYE ti nib)
Brand Names: Xeljanz

What is Xeljanz?

Xeljanz (tofacitinib) works by blocking certain enzymes in the body that affect immune system function.

Xeljanz is used to treat moderate to severe rheumatoid arthritis in adults who have tried methotrexate without successful treatment of symptoms.

Xeljanz is sometimes given in combination with methotrexate or other arthritis medicines.

Important information

You should not use Xeljanz if you have severe liver disease.

You should not use Xeljanz if you have a serious infection. Before you start treatment, your doctor may perform tests to make sure you do not have an infection.

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Serious and sometimes fatal infections may occur during treatment with Xeljanz. Stop using this medicine and call your doctor right away if you have signs of infection such as: fever, chills, sore throat, flu symptoms, sores or white patches in your mouth or throat, night sweats, stomach pain, diarrhea, weight loss, skin redness and swelling, or cough and chest pain.

Do not receive a "live" vaccine while using Xeljanz, and avoid coming into contact with anyone who has recently received a live vaccine. There is a chance that the virus could be passed on to you.

Before taking this medicine

You should not use Xeljanz if you are allergic to tofacitinib, or if you have a serious infection.

Tell your doctor if you have ever had tuberculosis, if anyone in your household has tuberculosis, or if you have recently traveled to an area where tuberculosis is common.

To make sure Xeljanz is safe for you, tell your doctor if you have:

  • an active or chronic infection;

  • any type of infection caused by bacteria, fungus, or virus;

  • an infected skin wound;

  • diabetes;

  • liver disease (especially hepatitis B or C);

  • kidney disease;

  • HIV or AIDS;

  • a history of skin cancer or melanoma;

  • a history of diverticulitis, stomach ulcer, or perforation (a hole or tear) in your esophagus, stomach, or intestines; or

  • a weak immune system caused by disease or by using certain medicines (especially methotrexate or steroid medicine such as dexamethasone).

Xeljanz may increase your risk of certain cancers by changing the way your immune system works. If you have had a kidney transplant, Xeljanz may cause your body to produce too much of a certain type of white blood cell.

FDA pregnancy category C. It is not known whether Xeljanz will harm an unborn baby. Tell your doctor if you are pregnant or plan to become pregnant while using this medicine.

See also: Pregnancy and breastfeeding warnings (in more detail)

If you are pregnant, your name may be listed on a pregnancy registry. This is to track the outcome of the pregnancy and to evaluate any effects of Xeljanz on the baby.

It is not known whether tofacitinib passes into breast milk or if it could harm a nursing baby. You should not breast-feed while using this medicine.

How should I take Xeljanz?

Take Xeljanz exactly as prescribed by your doctor. Before you start treatment, your doctor may perform tests to make sure you do not have tuberculosis or other infections.

Follow all directions on your prescription label. Do not take this medicine in larger or smaller amounts or for longer than recommended.

You may take this medicine with or without food.

Xeljanz can lower blood cells that help your body fight infections and help your blood to clot. Your blood will need to be tested often. Further doses may be delayed based on the results of these tests. Your doctor may also want to check your skin for signs of cancer.

If you have hepatitis B or C you may develop liver symptoms while taking this medicine. Your doctor may want to check your liver function before and during your treatment with Xeljanz.

Store in the original container at room temperature away from moisture and heat.

Xeljanz dosing information

Usual Adult Dose for Rheumatoid Arthritis:

5 mg orally twice a day

Comments:
-Do not start Xeljanz in patients with a lymphocyte count less than 500 cells/mm3, an absolute neutrophil count (ANC) less than 1000 cells/mm3 or a hemoglobin level less than 9 g/dL.
-Use in combination with biologic DMARDs or with potent immunosuppressants such as azathioprine and cyclosporine is not recommended.

Use: Moderately to severely active rheumatoid arthritis in adult patients who have had an inadequate response or intolerance to methotrexate. It may be used as monotherapy or in combination with methotrexate or other nonbiologic disease-modifying antirheumatic drugs.

What happens if I miss a dose?

Take the missed dose as soon as you remember. Skip the missed dose if it is almost time for your next scheduled dose. Do not take extra medicine to make up the missed dose.

What happens if I overdose?

Seek emergency medical attention or call the Poison Help line at 1-800-222-1222.

What should I avoid while taking Xeljanz?

Do not receive a "live" vaccine while using Xeljanz, and avoid coming into contact with anyone who has recently received a live vaccine. There is a chance that the virus could be passed on to you. Live vaccines include measles, mumps, rubella (MMR), rotavirus, typhoid, yellow fever, varicella (chickenpox), zoster (shingles), and nasal flu (influenza) vaccine.

Grapefruit and grapefruit juice may interact with tofacitinib and lead to unwanted side effects. Discuss the use of grapefruit products with your doctor.

Xeljanz side effects

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

Serious and sometimes fatal infections may occur during treatment with Xeljanz. Stop using this medicine and call your doctor right away if you have signs of infection such as:

  • fever, chills, tired feeling, night sweats;

  • stomach pain, loss of appetite, diarrhea, weight loss, or a change in your bowel habits;

  • pain or burning when you urinate;

  • body aches, sore throat, cough, flu symptoms, sores in your mouth and throat;

  • stabbing chest pain, wheezing, feeling short of breath, cough with mucus or blood; or

  • skin redness and swelling.

Xeljanz may also cause severe liver symptoms. Call your doctor at once if you have any of these liver symptoms:

  • low fever, itching, tiredness;

  • upper stomach pain, loss of appetite;

  • dark urine, clay-colored stools; or

  • jaundice (yellowing of the skin or eyes).

Common Xeljanz side effects may include:

  • headache;

  • diarrhea; or

  • cold symptoms such as stuffy nose, sneezing, sore throat.

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.

See also: Side effects (in more detail)

What other drugs will affect Xeljanz?

Many drugs can interact with tofacitinib. Not all possible interactions are listed here. Tell your doctor about all your medications and any you start or stop using during treatment with Xeljanz, especially:

  • aprepitant, bosentan, haloperidol, imatinib, St. John's wort, ticlopidine;

  • an antibiotic - ciprofloxacin, doxycycline, erythromycin, metronidazole, norfloxacin, tetracycline;

  • an antidepressant - desipramine, fluoxetine, sertraline;

  • antifungal medicine - clotrimazole, fluconazole, voriconazole;

  • heart or blood pressure medicine - amiodarone, diltiazem, dronedarone, lidocaine, verapamil;

  • HIV/AIDS medication - atazanavir, efavirenz, darunavir when given with ritonavir, fosamprenavir, nevirapine, saquinavir;

  • medicines to prevent organ transplant rejection - azathioprine, cyclosporine, tacrolimus;

  • other arthritis medicines - abatacept, adalimumab, anakinra, certolizumab, etanercept, golimumab, infliximab, rituximab, tocilizumab;

  • seizure medicine - carbamazepine, fosphenytoin, oxcarbazepine, phenobarbital, phenytoin, primidone;

  • a stomach acid-reducer - cimetidine, esomeprazole, omeprazole; or

  • tuberculosis medicine - rifabutin, rifampin, rifapentine.

This list is not complete and many other drugs can interact with tofacitinib. This includes prescription and over-the-counter medicines, vitamins, and herbal products. Give a list of all your medicines to any healthcare provider who treats you.

Where can I get more information?

  • Your pharmacist can provide more information about Xeljanz.
  • 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.
  • Disclaimer: Every effort has been made to ensure that the information provided by Cerner Multum, Inc. ('Multum') is accurate, up-to-date, and complete, but no guarantee is made to that effect. Drug information contained herein may be time sensitive. Multum information has been compiled for use by healthcare practitioners and consumers in the United States and therefore Multum does not warrant that uses outside of the United States are appropriate, unless specifically indicated otherwise. Multum's drug information does not endorse drugs, diagnose patients or recommend therapy. Multum's drug information is an informational resource designed to assist licensed healthcare practitioners in caring for their patients and/or to serve consumers viewing this service as a supplement to, and not a substitute for, the expertise, skill, knowledge and judgment of healthcare practitioners. The absence of a warning for a given drug or drug combination in no way should be construed to indicate that the drug or drug combination is safe, effective or appropriate for any given patient. Multum does not assume any responsibility for any aspect of healthcare administered with the aid of information Multum provides. The information contained herein is not intended to cover all possible uses, diraections, precautions, warnings, drug interactions, allergic reactions, or adverse effects. If you have questions about the drugs you are taking, check with your doctor, nurse or pharmacist.

Copyright 1996-2014 Cerner Multum, Inc. Version: 1.02. Revision Date: 2014-11-10, 2:06:41 PM.

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