A Patient with Rheumatoid Arthritis Is Taking Leflunomide [Arava] and an Oral

A patient with rheumatoid arthritis is taking leflunomide [Arava] and an oral contraceptive. She tells the nurse she would like to get pregnant. What will the nurse tell her?

A) That leflunomide is not dangerous during the first trimester of pregnancy
B) That plasma levels of leflunomide will drop rapidly when she stops taking it
C) To ask her provider about an 11-day course of cholestyramine
D) To stop taking leflunomide when she stops using contraception