Vaccines

With this news, Sanofi's immunization becomes the only MenACWY vaccine that can help protect individuals 6 weeks of age and older, with no upper age limit.

The FDA committee advisors are recommending the monovalent JN1-lineage-based COVID-19 vaccines preferentially using the LP81 strain.

The company made the decision after the FDA requested more vaccine data for the mRNA-1083 vaccine. Moderna plans to resubmit their Biologics License Application (BLA) for the vaccine later this year.

FDA leadership says they expect more testing for COVID-19 vaccines and that they generate antibody titers in people in order for vaccines to be considered for approval.

The company's Nuvaxovid vaccine is the only recombinant protein-based, non-mRNA COVID-19 immunization available in the US.

Regulatory action follows reports of serious adverse events during use in elderly individuals; vaccine remains authorized for younger age groups in the US and Europe with over 40,000 doses administered globally.

In a large study, Moderna’s investigational vaccine, mRNA-1083, was shown to have noninferiority to other vaccines, and had an acceptable tolerability and safety profile.

The company had requested approval for its mRNA-1083 combination vaccine last year. With this setback, the company is now looking at 2026 for approval.

Despite political restructuring and funding cuts, the NIH’s Generation Gold Standard vaccine platform offers a promising solution for pandemic preparedness and global health resilience.

The agencies are calling for sustained investments in immunization efforts in the midst of increasing case numbers rising for diseases such as whooping cough, measles, and others.

US cases already surged 210% in 2025, while ECDC reported a 786% increase in Europe, with 35,212 cases in 2024.

After delays in the review of the COVID-19 vaccine—which missed its April 1 review deadline—the agency has requested new data.

The University of Minnesota’s Center for Infectious Disease Research and Policy (CIDRAP) announced its initiative that will look to ensure reliable vaccine data and information is available to the public and medical community.

Ninety-four percent of cases were tied to 10 outbreaks, Texas leading with 624 cases, while Michigan and Montana reported the first outbreaks since 2019 and 1990, respectively.

Study of 400,000 pediatric records shows vaccine’s effectiveness in preventing Long COVID during Delta and Omicron waves.

ACIP provides recommendations on meningococcal vaccines, RSV vaccination for at-risk adults, and chikungunya vaccines for travelers and laboratory workers, while also addressing safety concerns and potential expansions of use for each.

CDC maintains low public health risk despite more cases, the first reported death, and accelerated vaccine development to enhance pandemic preparedness.

A child who was not vaccinated succumbed to measles pulmonary failure. Additionally, increased cases and hospitalizations continue to grow greatly in the state.

Novavax’s COVID-19 vaccine, Merck’s RSV antibody, and Innoviva’s gonorrhea antibiotic await regulatory decisions this quarter.

David Wohl, MD, explains the health risks of visceral fat and the role of treatments like Tesamorelin F8 in managing the condition.

Heather Platt, MD, discusses Merck’s ongoing research into real-world effectiveness and cost-effectiveness and offers a preview of data to be presented at ESCMID 2025.

In the second installment of our COVID-19 pandemic series, Robert Hopkins Jr, MD, the medical director of the National Foundation for Infectious Diseases (NFID), discusses the paradox that has arisen from the COVID-19 vaccines that in spite of their development in record time, what remains is a deeper mistrust in immunizations overall.

Onyema Ogbuagu, MBBCh, FACP, FIDSA discussed 96% virologic suppression with lenacapavir-based therapy, showing similar results to daily oral regimens.

The vaccine is based on an attenuated rabies vaccine that was subsequently inactivated to make the vaccine candidate. The National Institutes of Health (NIH) is sponsoring the trial.

Cases in the US continue to increase, and a new analysis shows 2024 was the highest year for measles cases in Europe in 25 years.

Phase 1 data on VH184, a third-generation integrase strand transfer inhibitor, and VH499, a novel HIV-1 capsid inhibitor, highlighting their antiviral potency, safety profiles, and potential for long-acting injectable formulations.

Mia Moore, PhD, presents findings showing 74% reduction in hospitalizations and key insights into primary vaccination and booster impact on population immunity in Washington and Oregon.

New pharmacokinetic data, shared by Moupali Das, MD, MPH, reveal long-lasting plasma concentrations, surpassing twice-yearly subcutaneous formulation for HIV prevention

Nilu Goonetilleke, LLBHons, BScHons, PhD, presents findings showing the bivalent HIVconsvX vaccine targets both Mosaic-1 and Mosaic-2, resulting in broader immune responses.

Nilu Goonetilleke, LLBHons, BScHons, presents findings from the phase 1 study, showing a 50% reduction in T cell response with age, while 85% of participants demonstrated strong immune responses.