Pfizer

Pfizer says tweaked COVID shots boost omicron protection

A syringe is prepared with the Pfizer COVID-19 vaccine at a vaccination clinic at the Keystone First Wellness Center in Chester, Pa., Dec. 15, 2021. (AP Photo/Matt Rourke, File)

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Pfizer: Its COVID shots 80% effective for young kids

Pfizer to seek COVID booster for healthy kids 5-11

In this Sept. 14, 2021, file photo, a health worker administers a dose of a Pfizer COVID-19 vaccine. (AP Photo/Matt Rourke, File)

People 50 and older can get another booster: FDA

A pharmacy technician loads a syringe with Pfizer's COVID-19 vaccine, Tuesday, March 2, 2021, at a mass vaccination site at the Portland Expo in Portland, Maine. U.S. (AP Photo/Robert F. Bukaty)

Pfizer recalls 3 types of blood pressure medication

FDA delays meeting on Pfizer COVID vaccine authorization …

A nurse administers a pediatric dose of the COVID-19 vaccine to a girl at a L.A. Care Health Plan vaccination clinic at Los Angeles Mission College in the Sylmar neighborhood of Los Angeles, California on Jan. 19, 2022. (ROBYN BECK/AFP via Getty Images)

Pfizer asks FDA to authorize low doses of COVID vaccine …

A nurse prepares a child's COVID-19 vaccine dose at Children's National Hospital in Washington on Nov. 3, 2021. (Carolyn Kaster/Associated Press)

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Pfizer vaccine for children under 5 could be available …

A nurse administers a pediatric dose of the COVID-19 vaccine to a girl at a L.A. Care Health Plan vaccination clinic at Los Angeles Mission College in the Sylmar neighborhood of Los Angeles, California on Jan. 19, 2022. (ROBYN BECK/AFP via Getty Images)

New COVID pill rollout is stymied by shortages as …

This image provided by Pfizer shows the company's COVID-19 Paxlovid pills. Pfizer's and Merck's COVID-19 pills that were supposed to be an important weapon against the pandemic in the U.S. are in short supply and have played little role in the fight against the omicron wave of infections. (Pfizer via AP, File)

FDA expands Pfizer boosters for children as young …

A child receives the Pfizer COVID-19 vaccination on Nov.4, 2021 in Annandale, Virginia. (Chip Somodevilla/Getty Images)

Here are the COVID-19 therapies available in the …

This image provided by Pfizer in October 2021 shows the company's COVID-19 Paxlovid pills. U.S. health regulators on Wednesday, Dec. 22, 2021 authorized the first pill against COVID-19, a Pfizer drug that Americans will be able to take at home to head off the worst effects of the virus. (Pfizer via AP)

Pfizer pill becomes 1st home COVID treatment authorized …

This image provided by Pfizer in October 2021 shows the company's COVID-19 Paxlovid pills. U.S. health regulators on Wednesday, Dec. 22, 2021 authorized the first pill against COVID-19, a Pfizer drug that Americans will be able to take at home to head off the worst effects of the virus. (Pfizer via AP)

Pfizer tests extra COVID dose for kids under 5 after …

This October 2021, photo provided by Pfizer shows kid-size doses of its COVID-19 vaccine in Puurs, Belgium. (Pfizer via AP, File)

Fauci supports California reinstating statewide mask …

Dr. Anthony Fauci spoke with KTLA on Dec. 14, 2021.