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BioWorld - Tuesday, March 17, 2026
Home » Topics » Drugs » Vaccine

Vaccine
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Sinopharm vaccine draws questions after Seychelles COVID-19 case spike

May 17, 2021
By Elise Mak and Doris Yu
Seychelles has seen rising numbers of COVID-19 cases despite 61% of its population being fully vaccinated as of May 8, calling into question the effectiveness of the COVID-19 vaccines used by the island nation.
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COVID-19 vial, syringe and vaccine card

Delaying second COVID-19 vaccine dose increases antibody responses, U.K. study shows

May 14, 2021
By Nuala Moran
LONDON – Delaying the second dose of Pfizer Inc./Biontech SE’s COVID-19 vaccine significantly increases the antibody response in people ages 80 to 99, compared to the approved schedule of two doses three weeks apart, according to the latest data from the U.K. coronavirus immunology consortium.
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U.S. intellectual property illustration

Impact of WTO waiver in the details and the message it sends

May 13, 2021
By Mari Serebrov
More than 150 U.S. patents could be at stake if the World Trade Organization (WTO) were to adopt an intellectual property waiver as originally proposed by India and South Africa.
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Vaccine administration

Increase in side effects in mix-and-match vaccine schedule, study shows

May 12, 2021
By Nuala Moran
LONDON – Initial results from the U.K. randomized trial assessing mixed COVID-19 vaccine schedules show there is a significant increase in systemic side effects with one dose of Astrazeneca plc’s and one of Pfizer Inc./Biontech SE’s vaccines (in either order), compared to receiving two doses of the same vaccine.
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Syringes in an apple

ACIP says yes to EUA expansion, caught off-guard by change in CDC guidance

May 12, 2021
By Mari Serebrov
It came as no surprise May 12 that the CDC’s Advisory Committee on Immunization Practices (ACIP) voted 14-0, with one recusal, to recommend the use of Pfizer Inc.-Biontech SE’s COVID-19 vaccine, Comirnaty (tozinameran), in 12- to 15-year-olds following the FDA’s decision earlier this week to expand the vaccine’s emergency use authorization (EUA) to that age group.
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regulatory-washington-white-house-president.png

U.S. change of course on IP waiver facing backlash

May 11, 2021
By Mari Serebrov
The Biden administration’s May 5 about-face on the proposed TRIPS waiver of intellectual property (IP) protections for COVID-19-related medical products is not playing well with U.S. industry, EU trading partners and others concerned about the long-term unintended consequences.
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Vaccine and data illustration

U.S. switches stance on IP waiver, sponsors promise revision

May 11, 2021
By Mari Serebrov
Once again, the World Trade Organization postponed a decision on a temporary IP waiver for COVID-19 vaccines and other related medical products.
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Pfizer: IP not the vaccine bottleneck

May 11, 2021
By Mari Serebrov
In an open letter to Pfizer Inc. employees, the company’s CEO, Albert Bourla, provided some insight about why some countries don’t have COVID-19 vaccines and others have a surplus. It has nothing to do with intellectual property (IP), or even price, Bourla said.
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U.S. vaccine illustration

U.S. turning point in sight, but innovation still needed in COVID-19 fight

May 11, 2021
By Mari Serebrov
A cautious optimism pervaded the March 11 Senate Health, Education, Labor and Pensions (HELP) Committee update on COVID-19, with witnesses and lawmakers alike welcoming the continuing decline of infections, hospitalizations and deaths in the U.S.
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Pfizer-Biontech COVID-19 vaccine vial

FDA expands EUA for Pfizer-Biontech COVID-19 vaccine to adolescents

May 11, 2021
By Michael Fitzhugh
As expected, the FDA has expanded emergency use authorization (EUA) for Pfizer Inc. and Biontech SE’s COVID-19 vaccine, Comirnaty (tozinameran), to include adolescents 12 through 15 years of age, marking what Acting FDA Commissioner Janet Woodcock called "a significant step in the fight against the COVID-19 pandemic."
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