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Antibiotics
Microbe & ABx of choice & alternate ABx of choice
| microbe | 1st DOC | Alternative |
|---|---|---|
| borrelia burgodorferi / lyme disease | Doxycycline | 3rd gen Ceph |
| bacillus anthracis / anthrax | cipro or doxycycline | |
| bordetella pertusis / whooping cough | e-mycin | TMP/SMZ |
| chlamydia trachomatis / STD | doxycycline or azithromycin | e-mycin |
| clostridium difficile / C.diff psuedomembranous colitis | metromidazole | oral vanc |
| escherichia coli / UTIs | FQ & TMP/SMZ | |
| escherichia coli / wounds | 3rd gen ceph or TMP/SMZ | |
| mycobacteria tuberculosis / TB | Rifampin(rifabutin in HIV+) + INZ + pyrazinamide(PZA) +ethambutal | Aminosalicylic acid (PAS) |
| mycoplasma pneumoniae / atypical community-acquired pnuemonia CAP | macrolide or FQ | doxycycline |
| Neisseria gonorrhoreae STD | 3rd gen ceph | FQ |
| Pseudomonas / serious sepsis | AG + pipericillin | 3rd gen ceph or imipenam or FQ or azetreonam |
| Shigella / dysentery (travelers' diarrhea) | FQ or azithromycin | TMP/SMZ |
| MSSA | oxacillin or nafcillin | 1st gen ceph or vanc |
| MRSA | vanc | linezolid or synercid or daptomycin |
| Group A & B Strep / strep throat | PCN | e-mycin |
| Strep pneumoniae / CAP | PCN or amoxicillin | macrolide |
| Strep pneumoniae PCN resistant | vanc or linezolid | quinupristin/dalfopristin (synercid) or daptomycin |
| treponema pallidum / syphillis STD | PCN | doxycycline or tetracycline |