EPA Proposes Weaker Air Pollution Limits for Ethylene Oxide Used in Medical Sterilization

• The Democratic Republic of Congo reported on Tuesday that confirmed Ebola cases have risen to nearly 600, prompting increased public awareness of safety measures. • Medical staff, humanitarian workers, and public health officials report a critical shortage of basic equipment necessary to prevent the disease from spreading.

• In May 2026, outbreaks of Bundibugyo virus disease (BVD) were reported in Uganda and the Ituri province of the Democratic Republic of the Congo. • A transmission model was used to project the growth of the outbreak over a three-month period, highlighting the risk of rapid escalation.

• Gavi CEO Sania Nishtar and CEPI CEO Richard Hatchett have announced an urgent three-part response to an Ebola outbreak in the Democratic Republic of the Congo (DRC). • The outbreak is caused by the rare Bundibugyo virus, for which there are currently no approved vaccines or medical therapies.

• British health authorities announced a one-off vaccination programme on Friday, June 12, to protect thousands of students against meningococcal B (MenB) disease. • The initiative follows the largest outbreak of the disease in the UK's history, which occurred earlier this year and notably affected students in Canterbury, Kent.

• The U.S. administration has implemented strict health restrictions, including mandatory quarantine orders for two passengers from a cruise ship affected by hantavirus. • In a more severe measure, the government is blocking American citizens who contract Ebola from returning to the United States for medical treatment.

• The National Institutes of Health (NIH) appointed Dr. John Powers III as the acting director of its infectious disease institute, as announced on the agency's website this Tuesday. • In this leadership capacity, Dr. Powers III will advise senior officials on strategic initiatives regarding infectious disease research and the management of clinical trials.

• Health experts and epidemiologists will monitor U.S. wastewater and social media for disease-causing microorganisms during the upcoming World Cup. • By detecting pathogens in sewage, officials can identify potential outbreaks early and alert medical clinicians to specific symptoms to prevent misdiagnosis.

• The FDA extended its review of a supplemental biologics license application (sBLA) submitted by Eisai and Biogen on May 8, 2026. • The application concerns a once-weekly subcutaneous autoinjector starting regimen for lecanemab-irmb (Leqembi Iqlik), used to treat early Alzheimer disease.

• The Connecticut Office of Health Strategy (OHS) has released a preliminary list of outpatient prescription drugs provided at a substantial cost for the 2026 reporting cycle. • The report details the highest-cost outpatient drugs, including total costs, utilization rates across commercial, Medicaid, and Medicare Advantage markets, and wholesale acquisition cost increases.

• Artificial intelligence is being utilized to advance the early detection and management of complex diseases, specifically genetic and neurodegenerative disorders. • Prof. Dr. Ajith Abraham, Vice Chancellor and Dean of the School of AI at Sai University in Chennai, is leading these efforts through extensive research publications.

• The U.S. administration has implemented strict travel restrictions, including banning entry for individuals from countries experiencing Ebola outbreaks and blocking infected U.S. citizens from returning home for treatment. • Additionally, federal officials imposed mandatory quarantine orders on two passengers from a cruise ship affected by hantavirus.

• Regulators from the AMA and EMA have launched clinical trials in the Democratic Republic of the Congo and Uganda to combat the Bundibugyo Ebola virus. • The trials will test three vaccines—including mRNA, modified VSV, and ChAdOx1 adenovirus options—alongside various monoclonal antibody treatments and antiviral drugs.