Pharmacotherapeutics IV- Sinusitis/pharyngitis
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- Uncomplicated acute bacterial sinusitis treatment
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1st line: Amoxicillin 875mg bid x 10 days
Alt: doxycycline, TMP/SXT - Complicated or Severe sinusitis treatment
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azithromycin 500mg q24h x 3days
Alt: moxi, levo, gatifloxacin
Alt: augmentin - Fungal sinusitis treatment
- amphotericin B
- Most common causes of viral pharyngitis
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i. rhinovirus
ii. coronavius
iii. influenza virus
iv. parainfluenza
v. adenovirus - Most common cause of bacterial pharyngitis
- streptococcus pyogenes
- Treatment of streptococcal pharyngitis
-
i. penicillin VK 500mg po bid x 10 days
ii.benzathine penicillin G, erythromycin, cephalexin - Treatment of pharyngitis caused by influenza virus - for severe symptoms
- Osetamavir 75mg po bid x 5 days; must be started within 48 hours of sx onset; adjust for renal insufficiency
- Most common causes of virlal acute sinusitis
- rhinovirus, parainflueza, influenza
- Causes of bacterial sinusitis - community acquired
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strep. pneumoniae, h. influenzae, moraxella catarrhalis
staph aureus (uncommon cause) - Causes of nosocomial (admitted >48 hrs) acute sinusitis
- staph aureus, pseudomonas, klebsiella, enterobacter, serratia (often polymicrobial)
- Causes of fungal acute sinusitis
- mucor, aspergillus, fusarium