In 2024, the Lancet published landmark data showing that antimicrobial resistance (AMR) directly caused 1.27 million deaths globally — more than HIV/AIDS and malaria combined. By 2050, AMR is projected to cause 10 million deaths annually unless dramatic action is taken. We are living through the early stages of what infectious disease specialists have called the post-antibiotic era.
For healthcare professionals in 2026, this is not an abstract global health concern — it is a daily clinical reality. Patients with infections caused by carbapenem-resistant Enterobacterales (CRE), pan-resistant Acinetobacter baumannii, or extensively drug-resistant tuberculosis face treatment options that were unthinkable a generation ago: last-resort antibiotics with significant toxicity, combination therapies with uncertain efficacy, or in the most severe cases, no effective treatment at all.
The Drivers of Resistance
Resistance emerges and spreads through a combination of evolutionary pressure (antibiotic use selects for resistant organisms) and transmission (resistant organisms spread between patients via healthcare workers' hands, contaminated surfaces, and shared equipment). Both drivers must be addressed simultaneously. Antibiotic stewardship programmes reduce selection pressure by ensuring antibiotics are used only when necessary and with the narrowest effective spectrum. Infection prevention programmes interrupt transmission by keeping resistant organisms from spreading once they are present.
The IPC Practitioner's Role
IPC practitioners are on the front line of the AMR response. Key responsibilities include: implementing and maintaining contact precautions for MDRO-colonised and infected patients; conducting active surveillance cultures in high-risk units; leading environmental decontamination using appropriate sporicidal agents; coordinating with the ASP team to share resistance data and co-manage outbreak investigations; and educating clinical staff about the connection between their individual prescribing and hand hygiene practices and the facility's resistance profile.
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