BH is a 45 year-old male with worsening rheumatoid arthritis. He weighs 75 kg and is 5'10"". In the past, he has tried celecoxib, prednisone, oral methotrexate, etanercept, and infliximab. The doctor would like to try Orencia. Which of the following statements is true regarding Orencia?
A. Orencia is the brand name of tocilizumab.
B. Orencia cannot be used concurrently with other biologic agents.
C. Patients taking Orencia can safely receive live vaccines.
D. Patients do not have to be screened for latent TB prior to receiving Orencia.
E. Orencia is a tumor necrosis factor inhibitor.