Antigout Flashcards
brand name
allopurinol (xanthase oxidase inhibitor)
zyloprim
indication
allopurinol (xanthase oxidase inhibitors)
gout, hyperuricemia, tumor lysis syndrome, kidney stones
MOA
allopurinol (xanthase oxidase inhibitors)
decrease uric acid production
common ADRs
allopurinol (xanthase oxidase inhibitors)
- diarrhea
- liver enzymes abnormality
- rash
- acute gouty arthritis
rare but serious ADRs
allopurinol (xanthase oxidase inhibitors)
- Stevens Johnson Syndrome (SJS)
- toxic epidermal necrolysis (TENS)
- aplastic anemia
- agranulocytosis
- hepatotoxicity
- renal failure
contraindications
allopurinol (xanthase oxidase inhibitors)
hypersensitivity, HLA-B 5801
key counseling points
allopurinol (xanthase oxidase inhibitors)
- take after meals to alleviate GI symptoms
- drink plenty of water to prevent kidney stones
- avoid alcohol and caffeine
brand name
febuxostat (xanthase oxidase inhibitor)
uloric
indication
febuxostat (xanthase oxidase inhibitor)
hyperuricemia
MOA
febuxostat (xanthase oxidase inhibitor)
decrease uric acid production
common ADRs
febuxostat (xanthase oxidase inhibitor)
- diarrhea
- nausea
- acute gouty arthritis
rare but serious ADRs
febuxostat (xanthase oxidase inhibitor)
- ECG abnormalities
- stroke
- mood changes
- rash
contraindications
febuxostat (xanthase oxidase inhibitor)
concurrent use of azathioprine and 6-mercaptopurine
black box warning
febuxostat (xanthase oxidase inhibitor)
increased risk of death (cardiac, all-cause)
key counseling points
febuxostat (xanthase oxidase inhibitor)
- take with food
- seek medical attention for severe mood swings, rashes or abnormal heartbeat