RA Flashcards
1
Q
methotrexate dosing
A
is weekly not daily
daily is fatal
max is 20mg/week
2
Q
methotrexate SE
A
M-mucositosis,myleosupression E T H-hepatoxicity O- phOtosensitivity T R-Renal (give bicarb to keep urine alkaline), Rash E X-Preg. Cat. X, Chest X-ray(pulmonary fibrosis)
3
Q
avoid which antibiotic with methotrexate
A
bactrim, bc increase risk of mtx toxicity
4
Q
methotrexate is
A
an antimetabolite and s phase toxic and folic acid structural analog
5
Q
washout procedure for leflunomide (arava)
A
cholestyramine 8 grams tid for 11 days
6
Q
leflunomide, mtx, and azathioprine are
A
not to be used in pregnancy
7
Q
allopurinol and febuxostat are
A
xanathine oxidase inhibitors
must decrease dose of azathioprine