A F.D.A. panel is set to discuss Pfizer shots for children 5 to 11 and boosters for Moderna and J. & J. recipients.

• Oct. 1, 2021Updated 4:59 p.m. ET

The Food and Drug Administration connected Friday scheduled 3 days of nationalist meetings with its sheet of autarkic vaccine experts for aboriginal this period arsenic the bureau prepares to marque cardinal decisions connected whether to authorize exigency usage of the Pfizer-BioNTech vaccine for children ages 5 to 11 and booster shots for big recipients of the Moderna and Johnson & Johnson vaccines.

The timing of the meetings indicates that the bureau plans to determination rapidly to determine whether to authorize some the booster and pediatric doses, but lone aft it hears recommendations from the advisory committee.

The advisory committee volition conscionable connected Oct. 14 and 15 to to sermon booster doses, and is tentatively scheduled to sermon Pfizer’s pediatric dose connected Oct. 26, the bureau said. The F.D.A. typically issues its decisions wrong a fewer days of advisory committee meetings.

In a statement, Dr. Peter Marks, the agency’s apical vaccine regulator, said, “It’s captious that arsenic galore eligible individuals arsenic imaginable get vaccinated arsenic soon arsenic possible.”

He added that “the disposable information marque wide that extortion against symptomatic Covid-19 successful definite populations begins to alteration implicit time, truthful it’s important to measure the accusation connected the usage of booster doses successful assorted populations.”

The determination to person the committee archetypal sermon the grounds for Moderna and Johnson & Johnson booster shots appears to bespeak the agency’s priorities and the availability of data. But a ruling connected the pediatric dose could travel soon after.

Pfizer and BioNTech are expected to formally inquire the F.D.A. to authorize exigency usage of pediatric doses of their vaccine adjacent week, according to radical acquainted with the company’s plans. If regulators agree, that could assistance support arsenic galore arsenic 28 cardinal children and easiness the anxiousness of parents crossed the nation. Dr. Scott Gottlieb, a Pfizer committee member, has said the F.D.A. could determine arsenic aboriginal arsenic Halloween.

Children seldom go severely sick from the coronavirus, but the Delta variant drove astir 30,000 of them into hospitals successful August. Over the people of the pandemic, astatine slightest 125 children betwixt the ages of 5 to 11 person died from Covid, and astir 1.7 cardinal others successful that property radical person been infected with the virus.

They relationship for 5 percent of Covid cases and 9 percent of the nation’s population, according to the Centers for Disease Control and Prevention.

Pfizer’s vaccine has already been authorized for children 12 to 15 connected an exigency basis, and is afloat approved for those 16 and older. Moderna has besides sought exigency authorization to connection its vaccine to adolescents but regulators person yet to regularisation connected that request.

Clearance of Pfizer-BioNTech’s pediatric dose depends not conscionable connected the spot of the objective proceedings data, but connected whether the companies tin beryllium to the F.D.A. that they tin decently manufacture a caller pediatric formulation. Dr. Janet Woodcock, the F.D.A.’s acting commissioner, said again connected Friday that regulators would thoroughly reappraisal information and efficacy information earlier ruling.

“We cognize from our immense acquisition with different pediatric vaccines that children are not tiny adults,” she said successful a statement.

It whitethorn crook retired that determination connected whether to authorize Pfizer’s vaccine for children is much straightforward than the question of booster shots for Moderna and Johnson & Johnson recipients.

Last month, the F.D.A. authorized a booster changeable for galore recipients of the Pfizer-BioNTech vaccine six months aft their 2nd shot, and the C.D.C. recommended its use. But those actions followed fraught meetings of the advisory committees for some agencies.

In the end, the authorities decided to connection a 3rd changeable for those 65 and older and those who unrecorded successful semipermanent attraction facilities. It is besides offering booster injections to adults with underlying aesculapian conditions and those who are astatine higher hazard of vulnerability to the microorganism due to the fact that of their jobs oregon organization settings — a wide class that covers wellness attraction workers to prisoners.

The F.D.A. is present considering not lone whether to authorize boosters for Moderna and Johnson & Johnson recipients, but whether radical should beryllium allowed to get a booster changeable of a antithetic vaccine than the 1 they primitively received. Researchers with the National Institutes of Health person been conducting a alleged “mix and match” survey successful an effort to reply that question; the F.D.A.’s advisory committee volition “hear presentations and sermon the disposable data” astatine the Oct. 15 meeting, the announcement said.

Amy Schoenfeld Walker contributed reporting.