What SIDE EFFECTS can this medicine cause?
Fingolimod may cause side effects. Tell your doctor if any of these symptoms are severe or do not go away:
- weakness
- back pain
- pain in the hands or feet
- diarrhea
- abdominal pain
- nausea
- headache or migraine
- hair loss
Some side effects can be serious. If you experience any of these symptoms, call your doctor immediately or get emergency medical treatment:
- slow heartbeat
- rash, hives, itching; swelling of the face, eye, mouth, throat, tongue or lips; or difficulty swallowing or breathing
- sore throat, body aches, fever, chills, cough, and other signs of infection during treatment and for 2 months after your treatment
- headache, neck stiffness, fever, sensitivity to light, nausea, or confusion during treatment and for 2 months after your treatment
- painful, burning, numb, or tingling feeling on skin, sensitivity to touch, rash, or itching during treatment and for 2 months after your treatment
- sudden severe headache, confusion, changes in vision, or seizures
- blurriness, shadows, or a blind spot in the center of your vision; sensitivity to light; unusual color to your vision or other vision problems
- weakness on one side of the body or clumsiness of the arms or legs that worsens over time; changes in your thinking, memory, or balance; confusion or personality changes; or loss of strength
- new or worsening shortness of breath
- nausea, vomiting, loss of appetite, abdominal pain, yellowing of skin or eyes, or dark urine
Fingolimod may increase the risk of developing skin cancer and lymphoma (cancer that begins in the cells that fight infection). Your doctor will check your skin before and during treatment for signs of skin cancer. If you experience any of the following symptoms, call your doctor immediately: new sores or discoloration on the skin; changes in mole shape, size, or color or bleeding; small lesion with an irregular border; or skin growths or bumps that appear shiny, pearly white, skin-colored, or pink. Talk to your doctor about the risks of taking this medication.
Fingolimod may increase the risk of human papillomavirus (HPV) infections (infections that can cause certain types of cancers, including cervical cancer in women, penile cancer in men, and cancers of the mouth and throat in men and women). You may need to receive the HPV vaccine vaccine before beginning your treatment with fingolimod. If you are a woman, your doctor may tell you to have routine Pap smear (a test to detect cancer of the cervix) testing during your treatment with fingolimod.
A sudden increase episodes of MS symptoms and worsening of disability may occur within 3 to 6 months after you stop taking fingolimod. Tell your doctor if your MS symptoms worsen after stopping fingolimod.
Fingolimod may cause other side effects. Call your doctor if you have any unusual problems while taking this medication.
If you experience a serious side effect, you or your doctor may send a report to the Food and Drug Administration's (FDA) MedWatch Adverse Event Reporting program online (http://www.fda.gov/Safety/MedWatch) or by phone (1-800-332-1088).