The Antimicrobial Susceptibility Testing Market is expected to grow at a CAGR of 6.4% from 2021 to 2028 to reach $5.99 billion by 2028. Antimicrobial susceptibility testing (AST) is a laboratory procedure to identify the right antimicrobial regimen against microbes. Thus, AST of the causative agent(s) is essential for the timely selection of appropriate antimicrobial therapy.