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Vaccine Development

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Court Freeze of U.S. Vaccine Panel Puts New Shots, Coverage in Limbo

The freeze leaves new and updated shots without clear federal guidance that insurers use to decide coverage.

CDC Vaccine Advisers Pause Push to End mRNA COVID Shot Recommendations

Brazil’s Single-Dose Dengue Vaccine Shows 5-Year Protection as Rollout to Health Workers Begins

RKI’s First IMPRESS Survey Finds Strong Vaccine Support but Low Seasonal Uptake in Germany

Stanford’s Broad-Acting Nasal Vaccine Shows Mouse Success as Human Trials Are Planned

Stanford’s Nasal Vaccine Shows Broad, Months-Long Protection in Mice as Team Prepares Human Trials

Bhattacharya Poised to Lead CDC as Acting Director After Year of RFK Jr. Upheaval

FDA Rejects Filing of Moderna’s mRNA Flu Vaccine Over Comparator Dispute

Brazil Launches Pilot Dengue Vaccinations With Single‑Dose Butantan Vaccine

Argentina Launches Nationwide Maternal RSV Vaccination to Protect Newborns Before Winter

Brazil Sets Jan. 17–18 Start for Single-Dose Dengue Vaccine Pilot in Three Cities

FDA Reportedly Weighing Black Box Warning for COVID-19 Vaccines

FDA Expands Review of Possible COVID Vaccine-Linked Deaths to Multiple Age Groups

Brazil Approves Butantan’s Single‑Dose Dengue Vaccine, With SUS Rollout Set for January

Mexico Authorizes Private Sales of Pfizer’s Comirnaty LP.8.1 COVID-19 Vaccine

Nasal Spray Vaccine Blocks Whooping Cough Colonisation in Early UK Trial

Vaccine Stocks Slide After FDA Memo Alleging Child Deaths and Tougher Approval Standards

Nation and Most Provinces Reaffirm Vaccination After Antivaccine Event in Congress

Brazil Approves Butantan’s Single-Dose Dengue Vaccine for Ages 12–59

Brazil Approves First Single-Dose Dengue Vaccine