• Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off
Reading...
Front

Card Range To Study

through

image

Play button

image

Play button

image

Progress

1/125

Click to flip

Use LEFT and RIGHT arrow keys to navigate between flashcards;

Use UP and DOWN arrow keys to flip the card;

H to show hint;

A reads text to speech;

125 Cards in this Set

  • Front
  • Back
What cause orange discoloration to bodily fluids; hepatotoxic?
RIF = rifampin (TB drug)
What are prostacyclin agonists?
iloprost, epoprotenol, teprostinil (FYI side effects of PGI2 or prostacyclin: hypotension, diarrhea, uterine cramping
TB drug
: iloprost, epoprotenol, teprostinil
prostacyclin agonists
TB drug
sildenafil
PDE5 inhibitor TB drug
PDE5 inhibitor
sildenafil
Peripheral neuropathy, wide anion gap acidosis, hepatotoxic
INH = isoniazid TB drug
RIF = rifampin
Toxicities
Orange discoloration to bodily fluids; hepatotoxic
Comments
Powerful enzyme inducer; will reduce effect of many other drugs ; in HIV consider rifabutin instead of RIF to ↓impact on HAART in HIV/AIDS;

TB drug
List the TB drugs
RIF = rifampin INH = isoniazid
Pyrazinamide
Ethambutol
Streptomycin
1. prostacyclin agonists: iloprost, epoprotenol, teprostinil (FYI side effects of PGI2 or prostacyclin: hypotension, diarrhea, uterine cramping)
2. PDE5 inhibitor sildenafil
3. endothelin receptor antagonists: bosentan, ambrisentan
bosentan, ambrisentan
endothelin receptor antagonists:
TB
endothelin receptor antagonists:
bosentan, ambrisentan
TB
Pyrazinamide
Hepatotoxic, may ↑ uric acid level
tb
Hepatotoxic, may ↑ uric acid level
Pyrazinamide
tb
Optic neuritis (↓ acuity, color blindness)
Ethambutol

tb
Ethambutol
Ethambutol
Optic neuritis (↓ acuity, color blindness)
↓ dose in renal impairment

tb
Streptomycin
Aminoglycoside = nephrotoxic and ototoxic
IM - not absorbed orally

tb
Aminoglycoside = nephrotoxic and ototoxic
IM - not absorbed orally
Streptomycin
tb
Vit B6 to ↓risk of neuropathy; polymorphism in metabolism (fast vs slow acetylators = ↑ risk SLE FYI boards procainamide and hydralazine too)
INH = isoniazid

tb
what drugs causes SLE?
lupus?
procainamide and hydralazine INH = isoniazid
Acute Otitis Media: most likely bugs
= S pneumo, H influenza, M catarrhalis. Occasionally see P aeruginosa, S aureus, S pyogenes.
Acute Otitis Media: tx
1. Amoxicillin high dose (80-90mg/kg/day divided into 2 doses daily)
2. In mild PCN allergy: Cefdinir, cefuroxime, cefpodoxime or cefprozil.
3. In anaphylactic (type I) PCN allergy: azithromycin or clarithromycin (clarithromycin causes metallic taste and many drug interactions; resistance to azith is emerging)
4. If very severe illness, consider amoxicillin/clavulanate
Sinusitis: Most likely bugs
virus, S pneumo, H influenza, M catarrhalis. L monocytogenes, fungi, gm negative bacteria occasionally)
Sinusitis TX
i. Antibiotics if severe symptoms or duration > 7 days
ii. First line
1. Amoxicillin – low or high dose
2. PCN allergic (mild Ax): cephalosporin
3. Type I PCN allergy: Macrolide (azithromycin, clarithromycin), doxycycline, or sulfamethoxazole/trimethoprim (SMX/TMP)
iii. Treatment failure (not respond within 48-72hr) or antibiotic in last 6 weeks: high-dose amoxicillin/clavulanate, cephalosporin, or resp fluoroquinolone(levofloxacin or moxifloxacin)
iv. High suspicion of PCN resistant S pneumo: high dose amoxicillin, clindamycin, or resp fluorquinolone
Pharyngitis: bugs
virus, S pyogenes, group A Streptococcus)
Pharyngitis tx
i. Antibiotics if strep positive
1. 1st line: penicillin (amox tastes better for kids)
2. PCN allergy: cephalexin (if mild Ax), macrolide (azith, clarith, erythromycin)
3. Treatment fail: cefuroxime, cefprozil, cefpodoxime, cefdinir
4. Recurrent: clindamycin, amoxicillin/clavulanate
Laryngotracheobronchitis (Croup)- bugs
virus peaks in fall/winter; parainfluenza, adenovirus, RSV, influenza A
Community acquired pneumonia tx inpatinet
Β-lactam (end in –cillin if a penicillin derivative) + macrolide (azithromycin, clarithromycin, erythromycin)
OR
resp fluroquinolone (IV)****- levofloxacin, moxifloxacin; nonrespiratory fluoroquinolone = ciprofloxacin
Epiglottitis- bugs
viruses,type B H influenze, S pneumo, S aureus, β-hemolytic Strep, gm neg bacteria, N meningitides, H parainfluenzae)
Epiglottitis
i. Ceftriaxone, cefuroxime, cefotaxime (2nd/3rd gen)
ii. Chloramphenicol
iii. clindamycin
CAP
Simple out-patient
Doxycycline OR Macrolide-azithromycin, clarithromycin, erythromycin
CAP
Outpt chronic disease or antibiotic in last 3 months
Β-lactam+ macrolide OR
Resp fluoroquinolone (PO)***
levofloxacin, moxifloxacin; nonrespiratory - ciprofloxacin
fluorquinolones
fluorquinolones
Respiratory fluorquinolones=
levofloxacin, moxifloxacin;

nonrespiratory fluoroquinolone = ciprofloxacin
nonrespiratory fluoroquinolone
ciprofloxacin
ciprofloxacin
nonrespiratory fluoroquinolone
CAP ICU admit
Β-lactam+ macrolide or + resp fluroquinolone
(PCN allergic aztreonam + resp fluorquinolone)
Inpatient beta lactams
3rd gen cephalosporins: cefotaxime, ceftriaxone; ertapenem, ampicillin/sulbactam
Outpatient beta-lactam
cefuroxime (2nd gen), cefpodoxime (3rd gen), amoxicillin, amoxicillin/clavulanate
beta-lactamase inhibitors
clavulanate and sulbactam
Macrolides
azithromycin, clarithromycin, erythromycin
azithromycin, clarithromycin, erythromycin
Macrolides
Hospital acquired pneumonia
late
Antipseudomonal Β-lactam + aminoglycoside OR + fluroquinolone (2 drugs for pseudomonas)
Consider MRSA: vancomycin or
Linezolid or ceftalorine
Hospital acquired pneumonia
early
3rd gen cephalosporin OR
Fluoroquinolone OR
Ampicillin/sulbactam OR
ertapenem
Antipseudomonal beta-lactams
meropenem, imipenem/cilastatin, cefepime, ceftazidime, aztreonam (aztreonam safe in PCN allergy!)
meropenem, imipenem/cilastatin, cefepime, ceftazidime, aztreonam (aztreonam safe in PCN allergy!)
Antipseudomonal beta-lactams
Aminoglycosides =
gentamicin, amikacin, tobramycin
gentamicin, amikacin, tobramycin
Aminoglycosides =
Aspiration pneumonia (cover oral flora
clindamycin, metronidazole, amoxicillin/clavulanate, possibly moxifloxacin
clindamycin, metronidazole, amoxicillin/clavulanate, possibly moxifloxacin
Aspiration pneumonia (cover oral flora
covers pseudomonas
3rd gen ceph
cefTAZidime
cefTAZidime
covers pseudomonas
3rd gen ceph
ceftalorine
5th generation cephalosporin
is LAE but not LAME (it covers MRSA but not listeria, atypicals or enterococci)
5th generation cephalosporin
is LAE but not LAME (it covers MRSA but not listeria, atypicals or enterococci)
ceftalorine
ertapenem
NO pseudomonas coverage
ciprofloxacin
NO S pneumo coverage
Contraindications: beta-lactams
type I (anaphylactic) penicillin allergy
may cause seizure, are renally cleared
Carbapenems (and other beta lactams
Carbapenems (and other beta lactams
SE
may cause seizure, are renally cleared
photosensitivity, chelates divalent cations
Doxycycline
Doxycycline SE
– photosensitivity, chelates divalent cations
Fluroquinolones SE
– generally renally cleared, may cause seizures/confusion, photosensitivity, prolong QT interval
– generally renally cleared, may cause seizures/confusion, photosensitivity, prolong QT interval
Fluroquinolones
Vancomycin SE
red man syndrome, nephrotoxicity (monitor drug levels)
red man syndrome, nephrotoxicity (monitor drug levels)
Vancomycin
Aminoglycosides SE
nephrotoxicity, ototoxicity, neuromuscular blockade (monitor drug levels)
nephrotoxicity, ototoxicity, neuromuscular blockade (monitor drug levels)
Aminoglycosides
photosensitivity
Sulfamethoxazole/trimethoprim
Sulfamethoxazole/trimethoprim SE
photosensitivity
avoid ethanol, metallic taste
Metronidazole
Metronidazole SE
avoid ethanol, metallic taste
GI problems, C difficile risk with long-term
Clindamycin
Clindamycin SE
– GI problems, C difficile risk with long-term
Intermittent ASTHMA TX
SABA prn
SABA
short acting beta2 agonist = albuterol inhalation
LABA = long acting beta agonist
salmeterol inh, formeterol inh
Mild persistent ASTHMA TX
step 2:
Low dose ICS
Alternates:
Montelukast
Cromolyn
Theophyliine if > 5 yrs old
Mod persist ASTHMA TX
step 3:
med dose ICS
Alt:
Low dose ICA + either LABA or montelukast or theophylline if > 5yo

Consider dose systemic steroid
Sev persist
step 4:
med dose ICS AND either
LABA, Montelukast, theo if > 5yo

Consider steroid systemic
<OR>

step 5:
High dose ICS with either LABA, montelukast, or theo if > 5yo

<OR>
Step 6 = step 5 + systemic steroids
asthma cough worse at night before 6am due to what?
due to ↓ in cortisol diurnal rhythym
When asthma symptoms worsen, treat to symptom level ....
as above.
Once a patient is stable ----- at a step, back up 1.
3 months
Asthma action plan for self-management at home
based on personal best peak expiratory flow (PEF)

80-100% of personal best = green zone, carry on with current treatment

50-79% = yellow zone, step up, consider short systemic steroid,contact physician soon

<50% = red zone, get help; follow action plan per physician ER!!!!
Beta 2 agonist ↑ cAMP
Beta agonist
Short: albuterol, levalbuterol
Long: salmeterol, formeterol, oral albuterol
↓cGMP
Anticholinergic
Ipratropium
Tiotropium (not approved in asthma, but used for some)
Beta agonist SE
Tachycardia, hypokalemia, shakiness
Beta agonist
Beta 2 agonist ↑ cAMP Tachycardia, hypokalemia, shakiness MDI, oral, nebulized
antiSLUD: dry mouth, dry eyes, urinary retention, constipation
Anticholinergic
Anticholinergic SE
antiSLUD: dry mouth, dry eyes, urinary retention, constipation
Anticholinergic
Anticholinergic
Ipratropium
Tiotropium (not approved in asthma, but used for some) Anticholinergic ↓cGMP antiSLUD: dry mouth, dry eyes, urinary retention, constipation Ipratropium useful in acute exacerbation when PEF/ or FEV1<40%
Blocks LT receptor →↓ inflammation
Leukotriene receptor antagonists (LRTA)
Montelukast (Singulair)
Zafirlukast (Accolate
Leukotriene receptor antagonists (LRTA)
antagonists (LRTA)
Montelukast (Singulair)
Zafirlukast (Accolate)
antagonists (LRTA)
Montelukast (Singulair)
Zafirlukast (Accolate)
Leukotriene receptor antagonists (LRTA)
Leukotriene receptor antagonists (LRTA)
Leukotriene receptor antagonists (LRTA)
Montelukast (Singulair)
Zafirlukast (Accolate) Blocks LT receptor →↓ inflammation Well tolerated Good in peds; dose at bedtime to cover nighttime ↓ in cortisol
Good in peds; dose at bedtime to cover nighttime ↓ in cortisol
Leukotriene receptor antagonists (LRTA)
Mast cell stabilizers: DRUGS
nedocromil and cromolyn
Asthma only
Mast cell stabilizers:
Mast cell stabilizers: nedocromil and cromolyn
Asthma only Prevent exocytosis of histamine from mast cells Minimal Not absorbed systemically. Must have on board before histamine is released (therefore controller not rescue)
Mast cell stabilizers: SE
Minimal
Methylxanthine SE
Tachycardia, shakiness, vomiting, seizures that can be fatal
Methylxanthine DRUGS
Theophylline (a cousin of caffeine)
Methylxanthine:
Methylxanthine:
Theophylline (a cousin of caffeine) Inhibits phosphodiesterase, ↑cAMP Tachycardia, shakiness, vomiting, seizures that can be fatal Dangerous drug! Many interactions. Smoking cessation can cause toxicity (loss of hepatic enzyme induction caused by smoke)
Dangerous drug! Many interactions. Smoking cessation can cause toxicity (loss of hepatic enzyme induction caused by smoke)
Methylxanthine:
Theophylline (a cousin of caffeine)
Lipooxygenase inhibitor
DRUG
Zileuton
Increased prostaglandins, hepatotoxic
Lipooxygenase inhibitor
Lipooxygenase inhibitor SE
Increased prostaglandins, hepatotoxic
Lipooxygenase inhibitor
Lipooxygenase inhibitor
Zileuton Inhibits leukotriene synthesis Increased prostaglandins, hepatotoxic Not used much
antiIgE antibody
omalizumab (Xolair)
antiIgE antibody
antiIgE antibody
omalizumab (Xolair) Anti IgE Antiantibody antibodies = anaphylaxis Really really expensive
metered dose inhalers (MDI)
SLOWLY inhaled
SLOWLY inhaled
metered dose inhalers (MDI
FAST inhalation
Dry powder inhalers
Dry powder inhalers
FAST inhalation
Mild FEV1≥80% of predicted (FEV1/FVC<70%)
COPD TX
Pneumovax +
Flu vaccine+
SABA prn or ipratropium prn
Moderate:
FEV1 50-79% of predicted
COPD TX
Pneumovax +
Flu vaccine+
SABA prn or ipratropium prn + 1 or more long acting dilators + rehab. ??theophylline
Severe: FEV1 30-49% of predicted
COPD TX
Pneumovax +
Flu vaccine+
SABA prn or ipratropium prn + 1 or more long acting dilators + rehab+ inhaled corticosteroid if repeat exacerbations
??theophylline
Very severe: FEV1< 30% of predicted OR FEV1< 50% of predicted with chronic resp failure
COPD TX
Pneumovax +
Flu vaccine+
SABA prn or ipratropium prn + 1 or more long acting dilators + rehab+ inhaled corticosteroid if repeat exac. + long term O2 + consider surgery
??theophylline
Exacerbations of COPD at home
TX
1. Increase dose/frequency of short beta-2 agonist (SABA). If not on anticholinergic, add anticholinergic .
2. If baseline FEV1< 50% of predicted, short course of oral steroid (30-40mg prednisolone/day x 7-10 days) OR if condition not severe (i.e.; patient is not acidotic) consider nebulized budesonide
Hospital management of exacerbation
1. SABA
2. Add anticholinergic if not response to SABA inadequate
3. LABA + ICS not shown to help acute exacerbations (but good for chronic management at home)
4. Oral or IV steroids x 7-10 days. Monitor blood glucose, blood pressure, emotions of pt. NB: addition of steroid reduces margination of WBC, leading to ↑WBC count without left shift
Antibiotic therapy (at home or in hospital) COPD
↑purulence of sputum + either ↑dyspnea or ↑sputum volume; or if pt requires mechanical vent:
Patient type
Uncomplicated: < 4 exacerbations/year, no co-morbid, FEV1>50%, age < 65 years
COPD- BUGS
S pneumoniae, H influenza, M catarrhalis, H parainfluenzae. Resistant organisms uncommon
Complicated: ≥65 yo, >4 exacerb/yr, FEV1 35-50%
COPD-BUGS
As above, but resistant S pneumo and beta-lactamase + H influ and M cat likely
Risk of Pseudomonas/ enteric gm- bacteria: Chronic bronchial sepsis, nursing home pts with > 4 exac/yr
COPD-BUGS
Pseudomonas aeruginosa
Enteric gram negatives
Uncomplicated: COPD
DRUGS
Macrolide (azithromycin or clarithromycin), 2nd or 3rd gen cephalosporin, doxycycline
Complicated: COPD
DRUGS
Amoxicilin/clavulanate
Respiratory fluoroquinolone (levofloxacin, moxifloxacin)
Risk of Pseudomonas/ enteric gm- bacteria: Chronic bronchial sepsis, nursing home pts with > 4 exac/yr
DRUGS
Respiratory fluoroquinolone, anti-pseudomonal beta-lactams (piperacillin/tazobactam, ticarcillin/ clavulanate, ceftazidime, cefepime, imipenem/cilastatin, meropenem, doripenem, aztreonam)
Uncomplicated: pts COPD
< 4 exacerbations/year, no co-morbid, FEV1>50%, age < 65 years
Complicated: pts COPD
≥65 yo, >4 exacerb/yr, FEV1 35-50%