内容摘要：with one from a genetically modified pig on July 14. Then doctors and nurses cared for the deceased man like they would a living patient while anxiously ticking off the days.

with one from a genetically modified pig on July 14. Then doctors and nurses cared for the deceased man like they would a living patient while anxiously ticking off the days.

the use of COVID shots and raising questions about the broader availability of vaccines. It was released two days ahead of the first meeting of FDA’s outside vaccine experts under Trump.but with major restrictions on who can get it — and Tuesday’s guidance mirrors those restrictions. The approval came after Trump appointees overruled FDA scientists’ earlier plans to approve the shot without restrictions.

A vial of Moderna COVID-19 vaccine rests on a table at an inoculation station in Jackson, Miss., on July 19, 2022. (AP Photo/Rogelio V. Solis, File)A vial of Moderna COVID-19 vaccine rests on a table at an inoculation station in Jackson, Miss., on July 19, 2022. (AP Photo/Rogelio V. Solis, File)Pfizer and Moderna, makers of the most commonly used COVID shots, each said they would continue to work with the agency.

For years, federal health officials have told most Americans to expect annual updates to COVID-19 vaccines, similar to the annual flu shot. Just like with flu vaccines, until now the FDA has approved updated COVID shots so long as they show as much immune protection as the previous year’s version.But FDA’s new guidance appears to be the end of that approach, according to Prasad and

, who co-authored the journal paper and joined the FDA webcast.

Prasad and Makary criticized the U.S.’s “one-size-fits-all,” contrasting it with some European countries that recommend boosters based on age, risk and other factors.“Estoy que colapso,” he said. I’m falling apart. “Tengo que vivir para pagar la medicación.” I have to live to pay for my medication.

One way to prevent HIV is, which is regularly taken to reduce the risk of getting HIV through sex or intravenous drug use. It was

in 2012 but the uptake has not been even across racial and ethnic groups: CDC data show much lower rates of PrEP coverage among Latinos than among white Americans.Epidemiologists say high PrEP use and consistent access to treatment are necessary to build community-level resistance.