View source for Oral bioavailability of antimicrobials

{| class="wikitable"
!Antimicrobial
!Bioavailability
|-
|[[Ciprofloxacin]]
|70%
|-
|[[Levofloxacin]]
|99%
|-
|[[Trimethoprim-sulfamethoxazole]]
|100%
|-
|[[Amoxicillin]]
|70-80%
|-
|[[Amoxicillin-clavulanic acid]]
|70-80%
|-
|[[Cephalexin]]
|95%
|-
|[[Cefadroxil]]
|90%
|-
|[[Cefpodoxime]]
|46%
|-
|[[Cefdinir]]
|25%
|-
|[[Cefixime]]
|40-50%
|}

* Note that oral dosing for many medications (e.g. β-lactams) is much lower for oral than for IV formulations, so even a high bioavailability may not guarantee that target levels in serum are reached

== Excellent Bioavailability (>90%) ==

* [[Ciprofloxacin]]
* [[Doxycycline]]
* [[Fluconazole]]
* [[Levofloxacin]]
* [[Linezolid]]
* [[Metronidazole]]
* [[Minocycline]]
* [[Moxifloxacin]]
* [[Rifampin]]
* [[Trimethoprim-sulfamethoxazole]]
* [[Voriconazole]]

== Good Bioavailability (60-90%) ==

* [[Amoxicillin]]
* [[Azithromycin]]
* [[Cephalexin]]
* [[Cefuroxime axetil]]
* [[Ciprofloxacin]]
* [[Clindamycin]]
* [[Erythromycin]]