Moderna, Pfizer Push For 4th Doses Despite Only Minor Benefits in Study
A study found Israeli healthcare workers given fourth coronavirus vaccine shot at the height of Omicron were only marginally more protected against reinfection.
Omicron COVID Variant Cases Could Hit These Five States Hardest
As of December 22, Idaho, Wyoming, Alabama, Mississippi and Louisiana are the least vaccinated states in the U.S.
2- to 4-Yr.-Olds Show Lower Immune Response to Pfizer Vax, Spurs New Study
Along with its partner BioNTech, the companies said they plan to apply for emergency authorization in the first half of 2022 if the study is successful.
Scientists Race to Test Vaccines Against Omicron COVID Strain
BioNTech, AstraZeneca, and Johnson & Johnson have announced plans to test their vaccinations against the new variant of concern.
Pfizer Used Smaller COVID Vaccine Dose to Test Younger Kids, Says It's Safe
Pfizer administered one-third the dose of older groups to children 5 to 11 and found they developed the same levels of antibodies as teens and young adults.
Germany Asks People Vaccinated With AstraZeneca to Get Other Second Dose
German health officials believe that mixing vaccines will help boost vaccine effectiveness in the face of new variants, such as the Delta variant.
BioNTech CEO: COVID Vaccine Producers Can Supply Entire World in Next Year
Ugur Sahin said his German pharmaceutical company, along with U.S.-based Pfizer, have already delivered vaccines to over 90 countries.
Pfizer COVID Vaccine Likely Will Need Third Booster Shot, BioNTech CEO Says
Ugur Sahin, BioNTech's chief executive, said Wednesday that the vaccine his company created with Pfizer will likely require a third booster shot due to data showing a weaker immune response over time in people who received the vaccine.
Pfizer Says COVID Vaccine Side Effects in Kids Similar to Young Adults
On Wednesday, American pharmaceutical giant Pfizer announced that its COVID-19 vaccine demonstrated 100 percent efficacy against COVID-19 in a trial involving 12- to 15-0year-olds.
How the COVID Vaccines by J&J, Moderna, Pfizer, Astrazeneca Are Different
Johnson & Johnson say their vaccine is 66 percent effective overall in preventing moderate to severe COVID-19.
COVID Vaccines Should Protect Against New Variants, Moderna and Pfizer Say
Moderna is developing a version that could be used as a booster shot against the South Africa variant of the virus, as its vaccine was slightly less effective against it.
First Pfizer COVID Vaccine Shot Cuts Risk of Infection by 50 Percent: Study
The study took place in Israel, which is currently leading the world in terms of vaccinating its population.
Nurse Who Got COVID After First Vaccine Dose Had 'False Sense of Security'
Maximum protection from the Pfizer-BioNtech vaccine—as well as long-lasting immunity—is only reached seven or more days after the second dose.
COVID Vaccine Causing More Allergies Than Expected Says Moncef Slaoui
But such incident are rare and experts say the benefits of getting the vaccine far outweigh the risks.
Pfizer COVID Vaccine Triggers Its First Allergic Reaction in New York City
Over 30,000 people in the city have had the Pfizer vaccine without experiencing a reaction, according to officials.
Yes, People With Peanut Allergies Can Get the Covid Vaccine
Vaccine providers should observe people with a history of anaphylaxis—a severe, potentially life-threatening allergic reaction—due to any cause for 30 minutes after the individual receives the shot.
Is COVID Vaccine Safe for the Millions of Americans Who Use EpiPens?
Experts say anyone with common allergies to medications, foods, inhalants, insects and latex are unlikely to suffer a life-threatening allergic reaction as a result of the Pfizer vaccine.
Alex Azar Says COVID Vaccine Will Be As Easy to Get As Flu Shot by February
About 2.9 million doses of the Pfizer/BioNTech coronavirus vaccine will be distributed across the country this week.
Bill Gates: Trump's 'America 1st' Poor Approach, Vaccines Had Foreign Help
The Microsoft co-founder said German scientists and foreign efforts helped create the record-setting vaccines now being rolled out to Americans.
Anthony Fauci Says COVID Vaccine May Make Life More Normal by Next Summer
The head of the National Institute of Allergy and Infectious Diseases said it will take a while to achieve herd immunity if a substantial proportion of the population is not vaccinated.
U.S. Rejected Offers to Buy More Pfizer COVID Vaccine Shots—ex-FDA Chief
The company has entered into agreements to supply other countries since it reported promising results for its vaccine contender, Scott Gottlieb, the head of the Food and Drug Administration (FDA) said.
William Shakespeare Becomes Second Person to Get Pfizer COVID Vaccine
Shakespeare, who shares his name with the famous English playwright, has made history by becoming one of the first people to have the shot outside of clinical trials.
Watch Woman Become First Person to Get Approved Pfizer COVID Vaccine
Margaret Keenan said being the first person in the U.K. to get a COVID shot outside a clinical trial was "the best early birthday present I could wish for."
Unknown COVID Vaccine Side Effects May Appear After Millions Immunized
Experts told Newsweek the potential harms caused by catching COVID are far worse than those associated with getting a shot.
Who Will Get the U.K. COVID-19 Vaccine First?
The vaccine will first be given to care home care residents and staff, followed by people over 80 and front-line health workers, then the rest of the population in order of age and risk level.
Pfizer COVID Shot Is Fastest Ever Vaccine to Be Approved in the West
"The speed of development for this and other vaccine candidates is testament to an extraordinary, collaborative, global research effort," said Charlie Weller from the Wellcome Trust.
U.K. First Country in the World to Approve Pfizer COVID Vaccine for Use
The U.K.'s health secretary said the country will be ready to start vaccinating people from early next week.
High-risk People May Get COVID Vaccine Before Christmas Pfizer Says
The move comes after Pfizer-BioNTech claimed their vaccine is 95 percent effective in preventing COVID.
Which Countries Have Already Secured COVID Vaccines by Pfizer and Moderna?
Promising coronavirus vaccine candidates have surfaced this month as the virus continues to surge across the U.S. Behind the scenes, distribution deals have already been made.
Immunity From Pfizer-BioNTech COVID Vaccine May Last a Year
Uğur Şahin believes the experimental vaccine, said to be 90 percent effective, will end the COVID-19 pandemic.