Pharm Flashcards
Gonorrhea/chlamydia Tx
ceftriaxone+azithromycin(or doxycyclin)
clozapine
dopamine antagonist
alprazolam
GABA agonist
amitryptilene
norepinephrine/seratonin reuptake inhibitor
sertraline
seratonin reuptake inhibitor
phenelzine
MAO inhibitor
decreases L-dopa effectiveness
vitamin B6
estrogen effects on thyroid
decrease TBG(increase total T)
vinblastine cell cycle affects
M phase
acyclovir relies on
thymidine kinase phosphorylation
cyclosporin MOA
inhibits calcineurin
zero order(constant)elimination kinetics drugs
phenytoin, ethanol, salicylates
cocaine during pregnancy
placental abruption&IU growth restriction
beta lactams
penicillin, carbapenems, cephalosporins, cephamycins, monobactams(aztreonam)
beta lactamase inhibitors
clavulonic acid, sul/tazobactam
vancomycin MOA
prevents cross linking of d-ala(Gram+)
daptomycin MOA
aggregates in membrane PTG, disrupts ion gradient(G+)
aminoglycosides activity, MOA&examples
(G-aerobes) irreversably bind 30s, neo/strepto/gento/ tobramycin, amikacin
tetracycline activity, MOA, resistance
binds tRNA at 30s ribosome(Ompf gene=resist)(cyclines)
linezolid MOA, activity
binds 23s initiation complex of 50s ribsome(resistant G+)
antimetabolite drugs(folic acid dihydropterate synthetase)
sulfonamide, trimethoprim, dapsone
quinolone MOA/toxicity
inhibit topoisomerase II (gyrase) or IV, cartilage damage
community acquired pneumonia 1st line
macrolides/doxycycline
hospital acquired pneumonia/catheter UTI 1st line
fluoroquinolones (floxacins)
rifampin MOA
inhibits RNA polymerase(G+cocci, meningitis prophylaxis), orange urine
TB combo
rifampin, isoniazid, pyrazinamide, ethambutol
doxycycline 1st line for
rickettsia, spirochetes, chlamydia, brucella (also a choice for anthrax, plauge, tularemia, legionella)
macrolide/ketolide MOA
23s methylation of 50s subunit (romycins) inhibit peptidyltransferase
often 2nd line(similar coverage) to penicillin(resistance)
macrolides
common CDiff cause
clindamycin
1st line staph aureus
penicillin(often oxacillin due to high resistance rate)
syphillis 1st line
penicillin G
gonnorhea/chlamydia 1st line
ceftriaxone+doxycycline OR azithromycin
ethionamide/isoniazid MOA
inhibit mycolic acid synthesis
ethambutol MOA
inhibit arabinogalactin synthesis
amphotericin B MOA&activity
binds ergosterol& leaks(fungal, fluconazole/miconazole similar)
albendazole MOA
binds colchicine preventing microtubule assembly
HIV cocktail
2NRTI+1NNRTI or 2+1 protease inhibitor
NRTI MOA
deoxynucleotide analogs w/ no 3’ end, inhibit chain
Na/K ATPase drug
digoxin/digitalis-cardiac glycosides-increase contractility
chloramphenicol MOA/toxicity
bind 50s, gray baby syndrome, aplastic anemia(cheap)
sulfonamide MOA/toxicity
inhibit dihydropterate synthase, kernicterus(kids), nephrotoxicity, hemolysis in G6PD deficiency
flu Tx/MOA
zanamivir/oseltamivir-inhibit neuraminidase(decrease viral release)
RSV/hep C Tx/MOA
ribavirin-inhibit guanine nucleotide synthesis(IMP dehydrogenase inhibitor)
CMV 1st&2nd line Tx
ganciclovir(inhibits viral DNA polymerase), forscarnet(also 2nd line HSV)
inhibit acetylaldehyde dehydrogenase(drunk quicker)
disulfirum-like(metronidazole, sulfonylureas)
prolonged QT antibiotics
Macrolides(especially erythromycin)
nephrotoxic antibiotics
aminoglycosides, vancomycin
gout Tx
acute-NSAIDS/colchicine, prophylaxis-allopurinol/probenacid