Patient Population: Adult
| Diagnosis | Common Pathogens | Drug(s) of First Choice | Alternative Drug(s) | Comments | Expected Duration |
|---|---|---|---|---|---|
| Pharyngitis |
Viral (EBV, rhinovirus, coronavirus, adenovirus etc) Group A Streptococcus (5-20%) Less common: Group C and G Strep Arcanobacterium haemolyticum Fusobacterium necrophorum Also consider sexually transmitted infections |
Penicillin VK 500 mg PO BID | Clindamycin 300 mg PO TID |
Most pharyngitis is viral thus antibiotics should not be used. Treat documented Group A streptococcal infection confirmed by rapid strep. antigen test or culture or if at least 3 out 4 clinical criteria present: Clinical Criteria: history of fever, tender anterior cervical adenopathy, absence of cough, tonsillar exudates. Penicillin resistance has not been observed |
10 days |
Clinical Infectious Diseases, Volume 55, Issue 10, 15 November 2012, Pages e86–e102, https://doi.org/10.1093/cid/cis629