EPA moves to scrap controversial ethylene-oxide sterilizer rule amid supply-chain concerns

Amid lingering concerns about medical-supply shortages, the EPA issued a 2024 rule that would sharply curb ethylene-oxide emissions from sterilization plants. Ethylene-oxide, though a known carcinogen when inhaled, is vital for sterilizing roughly 50 % of medical devices and 95 % of surgical kits in the United States. The agency’s mandate required expensive Permanent Total Enclosure systems—technology untested at the scale of large sterilizer facilities—prompting fears of prolonged shutdowns, higher costs, and reliance on imported equipment that could weaken the domestic supply chain.

The FDA and several lawmakers warned the rule might increase hospital infection rates. Citing one outlet-security implications, a presidential proclamation delayed the rule by two years, and the EPA now seeks to withdraw it entirely, aiming to preserve the industry and patient safety.