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Fingolimod

Precautions

Before taking fingolimod, 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: heart problems (such as slow/irregular heartbeat, heart failure, previous heart attack, chest pain, QT prolongation in the EKG), family history of certain heart problems (QT prolongation in the EKG, sudden cardiac death), low levels of magnesium/potassium in the blood, stroke/mini-stroke, high blood pressure, breathing problems (such as asthma, bronchitis, emphysema, sleep apnea), current/recent/returning infection (including hepatitis and tuberculosis), diabetes, fainting, certain eye problems (macular edema, uveitis), liver disease.

Fingolimod can make you more likely to get infections or may make current infections worse. Stay away from anyone who has an infection that may easily spread (such as chickenpox, COVID-19, measles, flu). Talk to your doctor if you have been exposed to an infection or for more details.

Tell your doctor your vaccine history and ask if you need to get any vaccines before starting treatment with this medication. Tell your health care professional that you are using fingolimod before having any immunizations/vaccinations. Avoid getting a live vaccine for 2 months after the last dose of this medication. Avoid contact with people who have recently received live vaccines (such as flu vaccine inhaled through the nose).

This medication may increase your risk of developing skin cancer. Limit your time in the sun. Avoid tanning booths and sunlamps. Use sunscreen and wear protective clothing when outdoors. Your doctor may direct you to avoid phototherapy while you use this product. Ask your doctor for details.

Before having surgery, tell your doctor or dentist about all the products you use (including prescription drugs, nonprescription drugs, and herbal products).

Tell your doctor if you are pregnant or plan to become pregnant. You should not become pregnant while using fingolimod. Fingolimod may harm an unborn baby. Your doctor should order a pregnancy test before you start this medication. Ask about reliable forms of birth control while using this medication and for 2 months after the last dose. If you become pregnant, talk to your doctor right away about the risks and benefits of this medication.

It is unknown if this drug passes into breast milk. Because of the possible risk to the infant, breastfeeding is not recommended while using this drug. Consult your doctor before breastfeeding.

Side Effects

Cough, headache, back pain, or diarrhea may occur. If any of these effects last or get worse, tell your doctor or pharmacist promptly.

Slow heartbeat may also occur, especially when you first start this medication. You will be monitored for at least 6 hours after the first dose to make sure your heartbeat does not go too slow. You may also need to be monitored if you restart this medication or after a dosage increase (in children). Ask your doctor for more details.

Remember that this medication has been prescribed because your doctor has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects.

This medication may raise your blood pressure. Check your blood pressure regularly and tell your doctor if the results are high.

Tell your doctor right away if you have any serious side effects, including: signs of liver disease (such as nausea/vomiting that doesn't stop, loss of appetite, stomach/abdominal pain, yellowing eyes/skin, dark urine), shortness of breath, unusual tiredness.

Fingolimod may increase the risk of skin cancer and lymphoma. Tell your doctor right away if you notice any new or changing skin growths/moles, or swollen lymph nodes.

This medication can weaken your immune system/increase the risk of infection while you are taking it and for 2 months after your last dose. You may be more likely to get a serious (possibly fatal) infection (such as bronchitis, pneumonia, herpes). Tell your doctor right away if you develop any signs of infection (such as cough/sore throat that doesn't go away, fever/chills, cold/flu symptoms, sores, or blisters). Do not start fingolimod if you already have an infection.

This medication may increase your risk of getting a rare but very serious (possibly fatal) brain infection (progressive multifocal leukoencephalopathy-PML). Symptoms of PML can seem like a worsening MS attack. Get medical help right away if you have any of these side effects: clumsiness, loss of coordination/balance, weakness, sudden change in your thinking (such as confusion, difficulty concentrating, memory loss), difficulty talking/walking, seizure.

Get medical help right away if you have any very serious side effects, including: very slow heartbeat, fast/irregular heartbeat, severe dizziness, fainting, chest pain, eye pain/sensitivity to light, vision changes (such as blurred vision, blind spot/shadows in the center of your vision, color changes), sudden/severe headache.

A very serious allergic reaction to this drug is rare. However, get medical help right away if you notice any symptoms of a serious allergic reaction, including: rash, itching/swelling (especially of the face/tongue/throat), severe dizziness, trouble breathing.

This is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor or pharmacist.

In the US -

Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088 or at www.fda.gov/medwatch.

In Canada - Call your doctor for medical advice about side effects. You may report side effects to Health Canada at 1-866-234-2345.

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Drug information is selected from data included with permission and copyrighted by First DataBank, Inc. This is a summary and does not contain all possible information about this product. For complete information about this product or your specific health needs, ask your healthcare professional. Always seek the advice of your healthcare professional if you have any questions about this product or your medical condition. This information is not intended as individual medical advice and does not substitute for the knowledge and judgment of your healthcare professional. This information does not contain any assurances that this product is safe, effective or appropriate for you.

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Information expires December 2025.