SIDE EFFECTS: Pain/redness/swelling at the injection site, fever, and mild rash may occur. If any of these effects persist or worsen, tell your health care professional promptly. Infrequently, temporary symptoms such as fainting/dizziness/lightheadedness, vision changes, numbness/tingling, or seizure-like movements have happened after vaccine injections. Tell your health care professional right away if you have any of these symptoms soon after receiving an injection. Sitting or lying down may relieve symptoms. Remember that your health care professional has prescribed this medication because he or she 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. Tell your health care professional right away if you have any serious side effects, including: joint pain/stiffness, muscle pain, easy bruising/bleeding, seizures, mental/mood changes (such as confusion). 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 health care professional. Contact the health care professional for medical advice about side effects. The following numbers do not provide medical advice, but in the US you may report side effects to the Vaccine Adverse Event Reporting System (VAERS) at 1-800-822-7967. In Canada, you may call the Vaccine Safety Section at Public Health Agency of Canada at 1-866-844-0018.

PRECAUTIONS: Before receiving the vaccine, tell your health care professional if you are allergic to it; or to eggs; or if you have any other allergies. This product may contain inactive ingredients (such as neomycin), which can cause allergic reactions or other problems. Talk to your health care professional for more details. Before receiving this vaccination, tell your health care professional your medical history, especially of: current fever/illness, immune system problems (such as HIV infection), cancer (such as leukemia, lymphoma), low platelet counts (thrombocytopenia), brain disorders (such as seizures, head injury), blood/plasma transfusions. Tell your health care professional if you are pregnant or plan to become pregnant. This vaccine should not be given if you are pregnant. It may harm an unborn baby. Avoid getting pregnant for 4 weeks after receiving this vaccine. Talk to your health care professional for details. The rubella vaccine virus passes into breast milk. It is unknown if the measles or mumps vaccine virus passes into breast milk. Consult your health care professional before breast-feeding.

DRUG INTERACTIONS: Drug interactions may change how your medications work or increase your risk for serious side effects. This document does not contain all possible drug interactions. Keep a list of all the products you use (including prescription/nonprescription drugs and herbal products) and share it with your health care professional. Do not start, stop, or change the dosage of any medicines without your doctor's approval. Some products that may interact with this vaccine include: corticosteroids (such as prednisone, dexamethasone), chemotherapy, drugs that weaken the immune system (such as abatacept, temsirolimus, organ transplant drugs like cyclosporine, mycophenolate, sirolimus, tacrolimus), immune globulin. This vaccine may interfere with certain laboratory tests (including TB skin test), possibly causing false test results. Make sure laboratory personnel and all your health care professionals know you use this drug.

OVERDOSE: Not applicable.