enbrel may lower your ability to fight infections. serious, sometimes fatal, events including infections tuberculosis, lymphoma, other cancers, nervous system and blood disorders, and allergic reactions have occurred. tell your doctor if you've been someplace where fungal infections are common... ...or if you're prone to infections, have cuts or sores have had hepatitis b, have been treated for heart failure... ...or if you have persistent fever, bruising, bleeding, or paleness. don't start enbrel if you have an infection like the flu. enbrel helped relieve my joint pain. but the best part of every journey... dad! ...is coming home. ask if enbrel, the number one biologic medicine prescribed by rheumatologists, can help you stop joint damage.