1. Which of the following statements regarding disease-modifying therapies (DMTs) is CORRECT?

2. Lisa is a 54-year-old woman who was diagnosed with relapsing-remitting MS 10 years ago. She started on interferon-β 1b therapy, which she took for 8 years, but then switched to natalizumab 2 years ago because she was tired of injecting herself, the every-other-day dosing, and the flu-like symptoms associated with interferon-β therapy. Lisa works as a receptionist in a real estate office. She is the mother of 3 children; she and her husband divorced 3 years ago. She admits struggling with depression and anxiety over her illness and being a single parent with a long-term illness. She has noticed recent cognitive problems causing forgetfulness and mistakes at work. She is now very concerned about losing her job, wants to give up on her therapy, and feels that life with MS is hopeless and that her medications “don't work.” Which of the following messages to Lisa would be the LEAST helpful way of addressing her adherence issues?

3. Formulary considerations of risk of progressive multifocal leukoencephalopathy and REMS are applicable to which group of DMTs?

4. Which of the following is NOT a likely risk of switching DMTs?

5. Which DMT carries a black box warning for fatal autoimmune conditions, life threatening infusion reactions, and increased malignancies?

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