Exam 3 Flashcards
tetracycline
tetracycline ABX - 30s ribosomal inhibition
URTI, NGU, CAP, tick-borne disease
minocycline
tetracycline ABX - 30s ribosomal inhibition
acne
doxycycline
tetracycline ABX - 30s ribosomal inhibition
URTI, NGU, CAP, tick-borne dz
tigecycline
synthetic tetracycline - 30s ribosomal inhibition
nosocomial infections
omadacycline
synthetic tetracycline - 30s ribosomal inhibition
nosocomial infections
evravacycline
synthetic tetracycline - 30s ribosomal inhibition
nosocomial infections
azithromycin
macrolide ABX - 50s ribosomal inhibition
URTI, CAP, NGU, shigella in kids, campy
clarithromycin
macrolide ABX - 50s ribosomal inhibition
mainly h. pylori
erythromycin
macrolide ABX - 50s ribosomal inhibition
DM gastroparesis
fidaxomicin
unique macrolide - inhibits RNA polymerase
c.diff
clindamycin
lincosamide ABX - 50s ribosomal inhibition
anaerobic abscesses/infection; strep pharyngitis & SSTI in b-lactam allergy
linezolid
oxazolidinone ABX - 50s ribosomal inhibition
MRSA, VRE
tedizolid
oxazolidinone ABX - 50s ribosomal inhibition
MRSA, VRE
gentamycin
aminoglycoside ABX - 30s ribosome inhibition
aerobic GNB - synergistic w cell wall agents against enterococci
tobramycin
aminoglycoside ABX - 30s ribosomal inhibition
aerobic GNB - synergistic w cell wall agents against enterococci
amikacin
aminoglycoside ABX - 30s ribosomal inhibition
MDR GNB
lefamulin
pleuromutilin ABX - 50s ribosomal binding to inhibit protein synthesis
CAP
ciprofloxacin
non-respiratory FQ ABX - inhibits bacterial DNA topoisomerase to prevent DNA replication
upper & lower UTI, travelers diarrhea, enteric infection
levofloxacin
respiratory FQ ABX - inhibits bacterial DNA topoisomerase to prevent DNA replication
upper & lower UTI, travelers diarrhea, enteric infections, *URI/LRTIs
moxifloxacin
respiratory FQ ABX - inhibits bacterial DNA topoisomerase to prevent DNA replication
upper & lower UTI, travelers diarrhea, enteric infections, *URI/LRTIs
delafloxacin
MRSA FQ - inhibits bacterial DNA topoisomerase to prevent DNA replication
MRSA
metronidazole
nitromidazole ABX - causes loss of helical DNA structure & strand breakage
bacterial vaginosis, CDI, trich/giardia, intraabdominal abscesses
tinidazole
nitromidazole ABX
secnidazole
nitromidazole ABX
TMP-SMX (Bactrim)
anti-metabolite ABX - inhibits dihydrofolic acid synthesis; inhibits dihydrofolic acid reduction
PCP/PJP, lower UTI, MRSA suppression/treatment
nitrofurantoin
inhibits bacterial enzyme acetyl coA urinary pathogens (GNB + enterococci) --> lower UTI & prophylaxis of recurrent UTI
fosfomycin
binds pyuvyl transferase urinary pathogens (GNB + enterococci) --> uncomplicated cystitis
rifaximin/rifamycin
inhibits bacterial RNA synthesis
noninvasive E.coli causing travelers diarrhea
prevention of hepatic encephalopathy
chloramphenicol
CNS infections
rifampin
inhibits RNA polymerase
active TB tx, latent TB, meningococcal meningitis
isoniazid
inhibits synthesis of mycolic acid
latent TB*, active TB
pyrazinamide
active TB component
ethambutol
inhibits cell wall synthesis
caspofungin
echinocandin antifungal - inhibits synthesis of B-13 glucan - cell wall component
invasive candida infection, aspergillus
michafungin
echinocandin antifungal - inhibits synthesis of B-13 glucan - cell wall component
invasive candida infection, aspergillus
anidulafungin
echinocandin antifungal - inhibits synthesis of B-13 glucan – cell wall component
invasive candida infection, aspergillus
amphotericin B
polyene antifungal - binds to ergosterol – alters cell membrane permeability
aspergillosis, zygomycosis, histoplasmosis, blastomycosis, coccidiomycosis, Cryptococcus, sporotricosis
nystatin
polyene antifungal - binds to ergosterol – alters cell membrane permeability
OP candidiasis, intertrigo
oral antifungals
clotrimazole, miconazole
skin antifungals
ketoconazole, clotrimazole, econazole, miconazole
vaginal antifungals
clotrimazole, miconazole, tioconazole, terconazole
old systemic antifungals
fluconazole, ketoconazole, irtraconazole
fluconazole
azole antifungal - inhibits CYP450 enzyme which converts lanosterol to ergosterol (cell membrane)
candida infections
terbinafine
allylamine antifungal - inhibits sequalene epoxidase which inhibits ergosterol synthesis (cell membrane)
cutaneous dermatophyte infections, onchyomycosis
anti-HSV/VZV drugs
acyclovir, valacyclovir, famciclovir
acyclovir
anti-HSV/VZV - competes with deoxyguanoside for viral DNA polymerase & is incorporated into viral DNA –> DNA chain termination
primary & recurrent genital HSV, orolabial HSV, encephalitis HSV, primary & secondary VZV
valacyclovir
anti-HSV/VZV - competes with deoxyguanoside for viral DNA polymerase & is incorporated into viral DNA –> DNA chain termination
primary & recurrent genital HSV, herpes zoster infection (secondary VZV)
famciclovir
anti-HSV/VZV - competes with deoxyguanoside for viral DNA polymerase & is incorporated into viral DNA –> DNA chain termination
primary & recurrent genital HSV, herpes zoster infection (secondary VZV)
anti-CMV drugs
ganciclovir, valganciclovir, letermovir
ganciclovir
anti-CMV drug
active retinitis, suppression of retinitis, colitis/esophagitis, prevention of CMV in transplant
valganciclovir
anti-CMV drug
induction & maintenance of CMV retinitis, prevention of CMV disease following transplant
letermovir
anti-CMV drug
prophylaxis of CMV infection & disease in CMV + adults of an allogenic HCT
amantadine
amantane/M2 inhibitors - anti-influenza; prevents viral penetration into host via blocking viral uncoating of influenza A
parkinsonism, drug-induced EPS
rimantadine
amantane/M2 inhibitors
oseltamivir
neuraminidase inhibitor - anti-influenza
chemoprophylaxis of influenza A & B; treatment of influenza A&B & swine/influenza
zanamivir
neuraminidase inhibitor - anti-influenza
amantadine/rimantadine & oseltamivir-resistance strains
peramivir
neuraminidase inhibitor - anti-influenza
IV anti-influenza in critical illness
baloxavir
polymerase acidic endonuclease inhibitor - blocks viral replication
influenza A&B, NA inhibitor resistant strains
emtricitabine (FTC)
pyrimidine cytosine analog - inhibition of viral replication
anti-HIV (+HBV activity
Tenofovir
purine adenine analog NRTI - inhibition of viral replication
anti-HIV (+HBV activity)
efavirenz (EFV)
1st generation NNRTI
anti-HIV
rilpivirine
2nd generation NNRTI
anti-HIV
darunavir
protease inhibitor - formation of immature, noninfectious viral particles
anti-HIV drug
ritonavir & cobicistat
added to PI (darunavir) to decrease dosage frequency of PI
INSTI drugs
- gravir
enfuvirtide
fusion inhibitor
anti-HIV
maraviroc
entry inhibitor
anti-HIV
ibalizumap-uiyk
post-attachment inhibitor
MDR anti-HIV
sofosbuvir-velpatasvir
anti-HCV
glecaprevir-pibrentasvir
anti-HCV
scopolamine
anticholinergic/M1 receptor antagonist
prophylaxis of motion sickness, dry OP secretions
dimenhydrinate
antihistamine/H1 receptor antagonist
motion sickness
meclizine
antihistamine/H1 receptor antagonist
motion sickness, vertigo management
promethazine
phenothiazine derivative - blocks D2, H1 and alpha
migraines, allergic conditions, antiemetic, motion sickness
prochlorperazine
phenothiazine - Dopamine antagonist; blocks D1 & D2 and a-adrenergic blocking
antiemetic
droperidol
butyrophenone - dopamine antagonist; blocks D1 & D2 receptors
metoclopramide
benzamide - dopamine antagonist; blocks D2, serotonin + enhances response to Ach in UGI tissues
chemo-induced emesis, PONV, DM gastroparesis
trimethobenzamide
benzamide - dopamine antagonist; blocks D2, serotonin
ondansetron
1st gen serotonin antagonist - blocks in small bowel, vagus nerve, CTZ
PONV, CIE, nausea from irradiation, kids in ED with GE
granisetron
1st gen serotonin antagonist - blocks in small bowel, vagus nerve, CTZ
PONV, CIE, nausea from irradiation, kids in ED with GE
dolasetron
1st gen serotonin antagonist - blocks in small bowel, vagus nerve, CTZ
PONV, CIE, nausea from irradiation, kids in ED with GE
palonosetron
2nd gen serotonin antagonist - blocks in small bowel, vagus nerve, CTZ
CINV
management of N/V in pregnancy
lifestyle –> pyridoxine (B6) –> H1 antagonist (doxylamine) –> ondansetron –> phenothiazine (promethazine)
management of gastroparesis
dietary –> diabetes management –> avoid meds that induce it –> metoclopramide –> erythromycin –> domperidone/cisapride
Al(OH)3
aluminum hydroxide + magnesium hydroxide
neutralizes gastric acidity, increases pH
dyspepsia/GERD
CaCO3
calcium carbonate + magnesium hydroxide
neutralizes gastric acidity, increases pH
dyspepsia/GERD
Mg(OH)2
magnesium hydroxide
neutralizes gastric acidity, increases pH
dyspepsia/GERD
sucralfate
protective paste-like coating in stomach
SUP, GERD/PUD, stomatitis in chemotherapy, NSAID-induced ulcers