recitation 6.21 Flashcards
Ziconotide
indicated for intrathecal admin for severe chronic pain
Ziconotide MOA
N-type calcium channel blocker in primary nociceptors in the dorsal horn
Ziconotide Warnings
neuropyschosis
Ziconotide ADR
dizziness, ataxia, somnolence, nausea
intrathecal baclofen
severe spasticity
Intrathecal Baclofen ADR
hypotonia, somnolence, dizziness,
Topical analgesics
methyl salicylate, Trolamaine salicylate
Counter irritants
menthol, camphor, capsaicin
Counter irritants ADR
creates irritation/inflammation locally to relieve inflammation in underlying or adjacent tissues and local anesthetic action
Menthol indications
orally for GI complaints and topically for pain, inflammation
Menthol ADR
oral: heartburn, NV. Topical: dermatitis, irritation
Camphor
topical anti-tussive, analgesic
Camphor toxicity
NV, burning of mouth, and throat. can lead to seizure and respiratory depression
Capsaicin MOA
TRPV 1 channel agonist. enhances TRPV1 stimulation and relieves pain when these receptors are desensitized.
Capsaicin indications
post herpetic neuralgia
Capsaicin ADR
oral- GI discomfort, sweating, flushing, anitcoag
Topical- burning, stinging, erythema
Iontophoresis
ion current to deliver charged drugs through the skin
Gout
allopurinol, colchicine, febuxostat, probenacid, Rasburicase, pegloticase
Allopurinol MOA
Xanthine oxidase inhibitor and purine analog. Reduces production of uric acid
Allopurinol indications
Chronic treatment of rimary or secondary gout, tumor lysis syndrome in chemo patients, hyperuricemia with recurrent calcium oxalate stones
Allopurinol Drug interactions
Azothioprine, warfarin, increases theophylline
Allopurinol ADR
rash, ND, increased LFT, acute gout attack
Probenacid
chronic treatment for hyperuricemia associated with gout and boosts PSN levels
Probenacid MOA
blocks renal tubular reabsorption of urate
Probenacid ADR
HA, nausea, worsening gout flares, dizziness, uric acid, kidney stones, blood dyscrasias
Febuxostat
chronic treatment for gout
Febuxostat MOA
Xanthine oxidase inhibitor
Febuxostat ADR
higher CV events and hepatic failure
Lesinurad
use with an XOI when target uric acid levels are not acheived
Lesinurad MOA
blocks uric acid resborption
Lesinurad interactions
metabolized at CYP2C9- amlodipine, soldenafil
Lesinurad ADR
increased SCr, renal failure, kidney stones, HA, flu, GERD
Colchicine
prophylaxis and treatment of gout flare and familial mediterranean fever
Colchicine MOA
inhibits microtubule formation in bone cells and prevents neutrophil activation
Colchicine warnings
blood dyscrasias, neuromuscular toxicity, rhabdo, contraindicated with strong 3A4 inhibitors
Colchicine ADR
DIARRHEA, throat pain
Pegloticase
refractory chronic gout
Pegloticase MOA
PEGylated uricase enzyme catalyzies oxidation of uric acid to allantoin
Pegloticase ADR
gout flare, infusion reaction, nausea, ecchymosis, nasopharyngitis, constipation, chest pain, vomiting, CHF exacerbation
Rasburicase
hyperuricemia due to tumor lysis syndrome
Rasburicase MOA
urate-oxidase, catalyzes oxidation of uric acid to allantoin
Rasburicase ADR
anaphylaxis, hemolysis, methemoglobinemia
Systemic Corticosteroids
prednisone, methylprednisone, prednisolone
Systemic corticosteroid MOA
inhibit cytokine production, adhesion, protein activation, inflammatory cell migration, and activation (anti-inflammatory)
Systemic Corticosteroids short term ADR
hyperglycemia, increased appetite, fluid retention, wt gain, mood alteration, HTN, peptic ulcer
Systemic Corticosteroids Long term ADR
adrenal axis suppression
Systemic corticosteroid indications
Rheumatoid arthritis
DMARDS (disease modifying rheumatic drugs)
Methotrexate, leflunomide, hydroxychloroquine, Sulfasalazine, Minocycline
DMARDs biologics
humira, enbrel, Remicade, Cimzia, Simponia, orencia, Rituxan, Actemra, Stelara
Methotrexate MOA
folate analog, relieves inflammation, swelling and pain
Methotrexate
rheumatoid arthritis. psoriasis, some cancers
Methotrexate contraindications
pregnancy and lactation, liver disease, alcoholism, blood dyscrasias
Methotrexate ADR
NV, hair loss, rash, abnormal liver enzymes, fatigue, mouth sores, diarrhea, low blood counts
Leflunomide MOA
pyrimidine synthesis inhibitor
Leflunomide
reduces signs and symptoms, inhibit structural damage in RA
Leflunomide contraindications
pregnancy
Leflunomide warnings
hepatotoxicity
Leflunomide ADR
Diarrgea, N, stomach pain, indigestion, rash, hair loss, cough, SOB, lung injury
Hydroxychloroquine
antimalarial, RA, discoid and systemic lupus
Hydroxychloroquine contraindications
retinal or visual field changes, long term use in kids
Hydroxychloroquine ADR
bulls eye maculopathy, nausea, diarrhea, skin and hair changes
sulfasalazine
ulcerative colitis, RA, ankylosing spondilitis. psoriatic arthritis
Sulfasalazine MOA
anti-inflammatory and immunomodulatory
Sulfasalazine ADR
Nausea, abd discomfort, photosensitivity
Minocycline
mild RA
Minocycline ADR
dizziness, rash, photosensitivity
Anti-TNF drugs MOA
genetically engineered proteins that block proinflammatory cytokines
Anti-TNF indications
used when DMARDs fail in RA, psoriatic arthritis, peds crohns and UC, anylosing spondylitis and psoriasis
Anti-TNF contraindications
infection, HF, MS, cancer
Anti-TNF ADR
infection, injection site reactions (local rash, burning, itching), infusion reaction (headache and abdominal pain)
Anti-TNF
Humira, Enbrel, remicade, cimzia, Simponi
Abatacept (Orencia)
second line for RA, juvenile arthritis after MTX and biologics
Orencia MOA
selective T cell costimulation modulator. prevents T cell activation
Orencia contraindications
Concomitant use with other biologics
Orencia ADR
HA, URI, nasopharyngitis, nausea
Ritixumab (Rituxan) MOA
chemo drug- targets and removes abnormal B cells decreasing autoimmune response
Rituxan
Non-hogdkins lymphoma, Chronic lymphocytic Leukemia, Second line RA, wegeners granulomatosis, Microscopic polyangitis
Rituxan Warnings
tumor lysis syndrome, SJS, TEN, Hep b reactivation, cardiac arrhythmias, renal toxicity, bowel obstruction
Rituxan ADR
infusion reaction, hypotension
Tocilizumab (Actemra)
RA, JA
Actemra MOA
IL-6 receptor agonist- binds and inhibits signaling
Actemra warnings
serious infections, GI perforation, neutropenia, live vaccines
Actemra ADR
HA, HTN, increased cholesterol, increased ALT, URI
Stelara
psoriasis, psoriatic Arthritis
Stelara MOA
selectively targets IL-12 and IL-23
Stelara ADR
nasopharyngitis, URI, HA, fatigue, arthralgia, nausea
Calcium
Osteoporosis
Difference in Ca carbonate and Ca citrate
Citrate absorbs better, Carbonate must take with food.
Biphosphonates
Alendronate, Risedronate, Ibandronate, Zoledronic acid
Biphosphonates MOA
block osteoclasts activity
Biphosphonates warning
GI side effects, infusion reactions, osteonecrosis of the jaw, arrhythmias, bone quality, Uveitus/scleritis, esophagitis, not for women of child bearing age
Alendronate ADR
dyspepsia, abd pain, acid reflux, constipation, diarrhea, musculoskeletal pain, nausea
Zolendronate indications
osteoporosis (Reclast), hypercalcemia of malignancy, multiple myeloma (Zometa)
Raloxifene (Evista)
increases BMD without breast Cancer or endometrial hyperplasia
Raloxifene ADR
increased risk of DVT
Teriparatide (Forteo)
synthetic PTH that builds bone by stimulating osteoblast activity
Teriparatide warnings
osteosarcoma
Teriparatide contraindications
Pagets disease, preg/nursing, peds, prior radiation therapy, bone mets, skeletal malignancies, hypercalcemia
Teriparatide ADR
hypercalcemia, HA, myalgia, arthralgia
Denosumab MOA
monoclonal antibody that blocks RANK ligand which stimulates osteoclasts
Denosumab indications
postmenopausal women with osteoporosis (Prolia) unresectable giant cell tumor, increase bone mass in high risk for fracture (Xgeva)
Denosumab ADR
cellulitis, eczema, flatulence, fatigue, asthenia, hypophosphatemia, nausea, dyspnea, arthralgia, HA
AACE guidelines first line for osteoporosis
alendronate, risedronate, zoledronic acid or denosumab