We are USCAST 

and we help healthcare providers use the safest and most effective antibiotics to treat patient infections.

Our mission

is to help establish crucial standards for testing the bacteria-killing power of antibiotics. The results we interpret and share, allow healthcare providers to use the safest and most effective tools to save patient lives.

Document Releases

Picture
 The USCAST organization is pleased to announce the final version release (v4.0) of the USCAST Comparison Tables.
Picture
The USCAST announces the completion of the updated breakpoint comparison tables for 2018.
Picture
 The USCAST organization is pleased to announce that the latest version (v1.2) of the ​Quinolone In Vitro Susceptibility Test Interpretive Criteria Evaluations is now available!
Picture
 The USCAST organization is pleased to announce the final version release (v3.0) of the USCAST Interpretive Tables.
Picture
 USCAST Surrogate Testing Guidance document is now available!
Picture
Breakpoint tables for interpretation of MICs and zone diameters (v2.1) are now available!

News & Events

Picture
 View all slide presentations from our 2017 Annual Open Public Meeting. 
Picture
 Registration is open for our 2018 Annual Meeting.  View the agenda.
Picture
USCAST was cited in recent publications

Upcoming releases

In 2018 USCAST is releasing several new breakpoint documents. 
Check back monthly for the latest updates!
Next up for public comment: 
  • Polymyxin Class Breakpoints (Colistin) 
Coming soon:
  • ​Cephalosporin Breakpoints (Ceftaroline, Ceftazidime-Avibactam and Ceftolozane-Tazobactam)​
  • Tetracycline Class Breakpoints (Doxycycline, Minocycline, Tetracycline, Tigecycline)​
USCAST is a proud associate of EUCAST