9700" in the 1940s, the use of antibiotics led to a steady decrease in the number of new cases of tuberculosis
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The rapid emergence of resistant bacteria is occurring worldwide, endangering the efficacy of antibiotics, which have transformed medicine and saved millions of lives.1–6 Many decades after the first patients were treated with antibiotics, bacterial infections have again become a threat.7 The antibiotic resistance crisis has been attributed to the overuse and misuse of these medications, as well as a lack of new drug development by the pharmaceutical industry due to reduced economic incentives and challenging regulatory requirements.2–5,8–15 The Centers for Disease Control and Prevention (CDC) has classified a number of bacteria as presenting urgent, serious, and concerning threats, many of which are already responsible for placing a substantial clinical and financial burden on the U.S. health care system, patients, and their families.1,5,11,16 Coordinated efforts to implement new policies, renew research efforts, and pursue steps to manage the crisis are greatly needed.2,7