U.S. health regulators are expected to authorize a booster shot of Pfizer/BioNTech’s COVID-19 vaccine for children aged 5 to 11 as soon as May 17, the New York Times reported on May 16, citing people familiar with the matter.

The United States will share technologies used to make COVID-19 vaccines through the World Health Organization and is working to expand rapid testing and antiviral treatments for hard-to-reach populations, President Joe Biden said on May 12.

Pfizer

Pfizer Inc. said on May 10 the company will pay $11.6 billion to buy Biohaven Pharmaceutical Holding Co., making a big bet on its ability to boost sales of the top-selling pill in a new class of migraine drugs.

In the early days of the COVID-19 pandemic, pulmonologist Joseph Varon offered an opinion that made headlines around the world and went viral on social media. Varon was fighting two wars, he said: one against COVID and one against stupidity.

BioNTech continues to build on the success of the company’s mRNA COVID-19 vaccine co-developed with Pfizer, rapidly expanding its investigational pipeline to include additional infectious diseases and oncology with a first-in-class CAR-T program in solid tumors.

BioNTech’s first-quarter 2022 sales and earnings more than tripled due to demand for the COVID-19 vaccine the company developed with Pfizer, but the German biotech firm is still forecasting a full-year decline in vaccine sales.

COVID-19 vaccine makers are shifting gears and planning for a smaller, more competitive booster shot market after delivering as many doses as fast as they could over the last 18 months.

Severe obesity may weaken the effectiveness of COVID-19 vaccines in those who have never been infected with the coronavirus, according to a small Turkish study. Additionally, South African researchers have found infection with the Omicron variant of the coronavirus can significantly improve the immune system’s ability to protect against other variants, but only in people who have been vaccinated.

Asthma in children may worsen after an infection with the coronavirus, doctors warn. Additionally, among people who were previously infected with the coronavirus, a third dose of an mRNA vaccine from Pfizer/BioNTech or Moderna may not boost their protection against the Omicron variant of the virus, according to new data.

Pfizer

Pfizer Inc. maintained sales forecasts for the company’s pandemic products on May 3 after a series of hikes to revenue projections for its COVID-19 vaccine in 2021, in a sign that dizzying growth has slowed.