Drug Of Choice Flashcards
DOC for chemoprophylaxis in areas with chloroquine
resistant P. falciparum
Doxycycline
DOC for Trichomonas vaginalis
Metronidazole or Tindazole
Animal bites
Amoxicillin/Clavulanate
Ideal choice for treatment of mild-moderate
community-acquired-pneumonia
Macrolides and Ketolides
Genital herpes
Valacyclovir
Prophylaxis or treatment of uncomplicated malaria (effective against choloroquine resistant. P. Falciparum
Atovaquone proquanil
Severe staph infections: osteomyelitis, joint, skin
Oxacillin or Nafcillin
MSSA coverage is key
-safe in pregnancy
Syphillus
Penicillin G
Uncomplicated pyelonephritis
TMP/SMX (if susceptible) ○ Fluoroquinolone ○ Alternative: β-lactam
Lymphatic Filariasis
Diethycarbamazine (DEC)
Or ivermectin
Bacteriostatic
Static: Money Gurus COST
■ Used in uncomplicated infxns … do not work in neutropenic pts ■ Tetracyclines (Tetracycline, Doxycycline, Minocycline)
■ Glycylcyclines (Tigecycline)
■ Chloramphenicol
■ Macrolides & Ketolides
■ Oxazalidinones (Lineazolid & Tedizolid)
■ Sulfonamides
What are the drugs under MOA: RNA Polymerase inhibitor
-Rifampin
All other biological warfare (plague, tularemia, brucellosis, Q fever)
Doxycycline
Chlamydia
Azithromycin
Patients with G6PD should avoid these meds
Chloramphenicol Sulfonamides Nitrofurantoin Primaquine (Quinilines) Isoniazid
What meds work for MRSA
Trimethoprim/Sulfamethoxazole
Clindamycin
Doxycline
Vancomycin, dalbavancin, oritavancin,or televancin
Ceftaroline
Linezolid or Tedizolid
Daptomycin
Time Dependent drugs
Time-Dependent: Go Tell Big Frank ■ Beta-Lactams ■ Glycopeptides (Vancomycin) ■ Tetracyclines ■ Folate Antagonists (Sulfonamides)
Fungal Pneumonia; that does not respond to
antifungals
Pneumocystis (carinii) jiroveci pneumonia (PCP)
DOC: Sulfamethoxazole-Trimethoprim (Septra)
Chemoprophylaxis in
areas with choloroquine resistance P. Falciparum
Areas with multi-drug resistant P. falciparum
Terminal prophylaxis of P. vivax and P. ovale infections; alternative for primary prevention
Malarone or mefloquine
Doxycycline
Primaquine
Minor skin/soft tissue staph infections (impetigo, cellulitis)
Dicloxacillin
Penicillin Allergy
Clindamycin
What PCNs cover pharyngitis
PCN, antistaph, amino
Complicated UTI
Complicated UTI
○ Fluoroquinolone ○ Aminoglycoside ○ Extended spectrum β-lactam
DOC: onychomycosis
Terbinafine
C. Dif
Vancomycin
CAP no cormobidities
No comorbidities
● Macrolide: clarithromycin or azithromycin ● Doxycycline ● Amoxicillin
Cephalosporins
Otitis Media –
- SSTI (MSSA) –
- Surgical Prophy –
- Psuedomonas –
- MRSA SSTI/CAP –
- Critically ill/empiric treatment –
- Syphilus/Meningitis
Otitis Media – 1 st and 2nd generation
• SSTI (MSSA) – 1st and 2nd generation
• Surgical Prophy – cefazolin
– Anaerobic: cefoxitin, cefotetan
- Psuedomonas – Ceftazidime, Cefepime
- MRSA SSTI/CAP – Ceftaroline
- Critically ill/empiric treatment – Cefepime
- Syphilus/Meningitis - Ceftriaxone
DOC in combination for M. tuberculosis, M. leprae and M. kansasii
(Non-tuberculosis mycobacteria)
Rifampin
TB (active)
Rifampin
What are the drugs under MOA: DNA grasses inhibitors
-Fluroquinolones
Sensitive P. Falciparum
Chloroquine
Trichomoniasis
Metronidazole or tinidazole (single dose)
CAP inpatient
■ Inpatient Treatment
● Respiratory fluoroquinolone (if ward patient)
● Anti-pneumococcal β-lactam* PLUS azithromycin
● Anti-pneumococcal β-lactam* PLUS moxifloxacin or levofloxacin
● PCN allergy: aztreonam PLUS moxifloxacin or levofloxacin
■ *anti-pneumococcal β-lactams: cefotaxime, ceftriaxone, ceftaroline,
ampicillin/sulbactam
Hospital acquired pneumonia
Intra-abdominal infections
SSTI
Sepsis
Gynecological infections
Ampicillin/Sulbactam
Latent TB
Isoniazid + Pyridoxine (B6)
Medications that cover P. aeruginosa
PCN - Ticarcillic/Clavulanate
Piperacillin/Tazobactam
Cephalosporins - Ceftazidime/Cefepime
Cephalosporin - beta lactamase inhibitor combos - ceftazidime/Avibactam and ceftolozane/Tazobactam
Monobactams - Aztreonam
Floroquinolones - Ciprofloxacin/Levofloxacin
Carbapenems - Imipenem, Meropenem, Doripenem
Aminoglycosides - Gentamycin, Tobramycin, Amikacin
Polymyxins - Colistin
Amoeba & Giardia = know treatment
Asymptomatic infxns: paromomycin or iodoquinol
Symptomatic disease: metronidazole or tinidazole followed by treatment w/
paromomycin or iodoquinol
Prevents relapse of P. Vivax and Ovale
Primaquine