Crizanlizumab-tmca Injection

Crizanlizumab-tmca injection is used to reduce the number of pain crises (sudden, severe pain that may last several hours to several days) in adults and children 16 years of age and older with sickle cell disease (an inherited blood disease). Crizanlizumab-tmca is in a class of medications called monoclonal antibodies. It works by blocking certain blood cells from interacting.

Crizanlizumab-tmca injection as a solution (liquid) to be injected intravenously (into a vein) by a doctor or nurse over a period of 30 minutes. It is usually given once every 2 weeks for the first two doses and then once every 4 weeks.

Crizanlizumab-tmca injection can cause serious infusion reactions, which may occur within 24 hours of receiving a dose. A doctor or nurse will watch you closely while you are receiving the infusion and after the infusion to be sure you are not having a serious reaction to the medication. If you experience any of the following symptoms, tell your doctor or nurse immediately: fever, chills, nausea, vomiting, tiredness, dizziness, sweating, rash, hives, itching, wheezing, or difficulty breathing.

Ask your pharmacist or doctor for a copy of the manufacturer's information for the patient.

This medication may be prescribed for other uses; ask your doctor or pharmacist for more information.

Before using crizanlizumab-tmca injection,

• tell your doctor and pharmacist if you are allergic to crizanlizumab-tmca, any other medications, or any of the ingredients in crizanlizumab-tmca injection. Ask your pharmacist for a list of the ingredients.
• tell your doctor and pharmacist what other prescription and nonprescription medications, vitamins, nutritional supplements, you are taking or plan to take. Your doctor may need to change the doses of your medications or monitor you carefully for side effects.
• tell your doctor if you are pregnant, plan to become pregnant, or are breast-feeding. If you become pregnant while using crizanlizumab-tmca injection, call your doctor.

Unless your doctor tells you otherwise, continue your normal diet.

If you miss an appointment to receive a crizanlizumab-tmca infusion, call your doctor as soon as possible.

Crizanlizumab-tmca injection may cause side effects. Tell your doctor if any of these symptoms are severe or do not go away:

• nausea
• back or joint pain
• fever
• redness, pain, swelling, or burning at the site where the injection was given

Crizanlizumab-tmca injection may cause other side effects. Call your doctor if you have any unusual problems while receiving 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 (https://www.fda.gov/Safety/MedWatch) or by phone (1-800-332-1088).

Keep all appointments with your doctor and the laboratory.

Before having any laboratory test, tell your doctor and the laboratory personnel that you are receiving crizanlizumab-tmca.

Ask your pharmacist any questions you have about crizanlizumab-tmca.

It is important for you to keep a written list of all of the prescription and nonprescription (over-the-counter) medicines you are taking, as well as any products such as vitamins, minerals, or other dietary supplements. You should bring this list with you each time you visit a doctor or if you are admitted to a hospital. It is also important information to carry with you in case of emergencies.

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