DMARDS + Gout Flashcards
DMARDS take effect after ____ how many weeks/months of treatment
6 weeks to 6 months
___ inhibits AICAR transformylase AND thymidilate synthetase
Methotrexate
___ has a secondary effect on polymorphonuclear chemotaxis;
play a role in Wegener granulomatosis, Giant cell arteritis, vasculitis, dermatomyositis
Methotrexate
What is the DMARD of first choice in RA?
methotrexate
What is the rescue agent of methotrexate?
Leucovorin
Cite examples of TNF alpha inhibitors
- Adalimumab
- Certolizumab
- Etanercept
- Golimumab
- Infliximab
TNF alpha inhibitors are used in what diseases?
Crohn’s
RA
___ is a DMARD that forms 6-thioguanine, suppressing inosinic acid synthesis, Bcell and T cell function, Ig production, and IL2 secretion
Azathioprine
What antigout treatment is contraindicated with concommitant azathioprine therapy?
Allopurinol
When Azathioprine and Allopurinol are given simultaneously, what by product is bound to increase?
6 thioguanine nucleotides
A DMARD that suppresses Tlymphocytes to mitogens, decrease leukocyte chemotaxis, stabilize lysosomal enzymes, inhibit DNA and RNA synthesis, and trap free radicals
Chlorquine
Aside from malaria, Chlorquine/Hydrochlorquine is used in what diseases?
RA
SLE
Sjogren Syndrome
___ is a cancer chemotherapeutic drug that forms phosphoramide mustard leading to cross-linking of DNA to prevent cell replication
Cyclophosphamide
What is the rescue agent of cyclophosphamide?
MESNA
___ inhibits IL1 and IL2 receptor production AND secondarily inhibits macrophage Tcell interaction and T cell responsiveness
cyclosporine
What is the active product of mycophenolate mofetil?
Mycophenolic acid
___ inhibits inosine monophosphate dehydrogenase
mycophenolic acid
What is the enzyme that plays a role in guanine nucleotide synthesis?
Monophosphate dehydrogenase
This DMARD causes reversible myelosuppresion (neutropenia)
mycophenolate mofetil
What is the active metabolite of sulfasalazine?
sulfapyridine
The active metabolite of this drug inhibits the release of inflammatory cytokines
Sulfasalazine
What autoantibody is formed in sulfasalazine therapy?
anti-dsDNA
This DMARD causes reversible infertility in men
Sulfasalazine
____ is a co-stimulator modulator. Inhibits the activation of Tcells by binding to CD80 and 86 of the APC
Abatacepts
Concomitant use of TNF alpha blocker is not recommended due to increased risk of infection
___ is a non-biologic DMARD that inhibits dihydroorotate dehydrogenase leading to arrest of stimulated cells in the G1 phase of cell growth
Leflunomide
What is the active metabolite of leflunomide which is converted in the intestines?
A77-1726
This non-biologic DMARD is considered as effective as Methotrexate in treating RA
Leflunomide
A monoclonal antibody that deplete B cells by cell-mediated and complement dependent cytotoxicity and stimulation of cell apoptosis
Rituximab
This can be used in moderate to severe RA (with MTX) in patients with INADEQUATE response to TNF alpha
Rituximab
This MAB binds to IL6 to d decrease Tcell activation acnd inflammatory process
Tocilizumab
Prior to giving tocilizumab, patient should be screened for what disease entity?
Tuberculosis
This MAB is not advised for patients with what disease of the large intestine?
diverticulitis
___ inhibits macrophage function, inhibits macrophage function, decreases IL-1, decreases rheumatoid factor and prevents collagen from cross-linking
Penicillamine
Wha is the JAK inhibitor used to treat RA
Tofacitinib
___ is a sphingosine-1-phosphate receptor modulator used for multiple sclerosis
Fingolimod
__ is a MAB against IL17 used for psoriasis and ankylosing spondylitis
Secukinumab
__ is a MAB against IL2 used to prevent organ transplant rejection
Basiliximab
___ ius a MAB against IL12 and IL23; used for crohns and psoriasis
Utsekinumab
____antigout treatment that inhibits microtubule assembly and LTB4 production
Colchicine
What is the drug of choice for familial mediterranean fever?
colchicine
Gout treatment that can cause aplastic anenia, peripheral neuritis, and myopathy
Colchicine
What NSAIDs also inhibit urate crystal phagocytosis?
indomethacin
Antigout drug that is uricospric
Probenecid
Probenecid competes with uric acid reabsorption in which part of the nephron?
proximal tubules
Uricosoric and antigout agent that can cause nephrotic syndrome
probenecid
Probenecid is advantageous in prolonging the therapeutic effect of this antibiotic by inhibiting its renal tubular secretion
penicillin
what is the minimum GFR prior to starting probenecid
30 mL/min
Cite examples of urocosuric drugs
- Fenofibrate
- Losartan
- Probenecid
What metabolite of allopurinol that irreversibly inhibits xanthine oxidase?
Alloxanthine
Allopurinol cant be given with this antichemo drug
Azathioprine
___ is a nonpurine reversible inhibitor of xanthine oxidase
febuxostat
What is the first line treatment for chronic gout?
allopurinol
What is the treatment for allopurinol intolerance?
febuxostat
___ is derived from mamalian urate oxidse enzyme which converts uric acid to allantoid
Pegloticase
Cite examples of IL-1 pathway inhibitors that are used for acute gout in patients with contraindication or refractory to traditional therapies
- Anakinra
- Canakinumab
- Rilonacept