AstraZeneca vaccine reduces its effectiveness 1

Downgraded companyAstraZenecaThe British-Swedish, Wednesday, March 24, 2021, the effectiveness of its vaccine against Covid-19 from 79 to 76% in preventing disease symptoms of the virus, after updated data for the results of a clinical trial conducted by the company against the backdrop of international criticism and doubts about the effectiveness of the vaccine.

AstraZeneca is in crisis

The British-Swedish company said in a statement that the results of “the preliminary analysis of the third phase trials (of the vaccine) in the United States confirmed that its effectiveness was consistent” with the data announced on Monday.

On Monday, the pharmaceutical company defended its vaccine, which is facing problems in the European Union, stressing that it is 79% effective against Corona virus in elderly people and does not increase the risk of blood clots, based on clinical trials conducted in the United States on 32,449 people.

The company faced a second problem after the National Institute of Allergy and Infectious Diseases in Washington expressed “concern that AstraZeneca had used outdated information in these trials, which led to an incomplete view of the effectiveness of the vaccine.”

British AstraZeneca vaccine / Reuters

Questioning the effectiveness of the vaccine

This comes after a group of independent observers affiliated with the US National Institutes of Health questioned the information provided by AstraZeneca regarding the effectiveness of its vaccine, and accused the company of providing old information, and called on it to provide recent and more accurate data about the AstraZeneca vaccine, according to what was published by the agency. Associated Press America, Tuesday 23 March 2021.

While the AstraZeneca vaccine laboratory defended its vaccine, which a large number of Europeans refuse to receive, stressing that it is effective in the elderly and does not increase the risk of blood clots, and the European Medicines Agency and the World Health Organization in turn defended the British “vaccine effectiveness”.

The pollination race

Despite doubts about the feasibility and effectiveness of some vaccines, such as the AstraZeneca vaccine, rich countries have accelerated vaccination campaigns, but concerns are growing about supplying vaccines to the rest of the world.

The Secretary-General of the United Nations, António Guterres, wrote in a tweet, Wednesday, March 24: “I am deeply concerned that many low-income countries have not yet received a single dose of the Coronavirus vaccine.”

AstraZeneca Vaccine / Reuters

“Vaccines have to be of global benefit. The world must come together to make this a reality,” he added.

The epidemic has taken a turn for the worse in many countries, as infections around the world have approached two million, and the daily death toll in Brazil for the first time has exceeded three thousand, while its health sector is facing major difficulties with the increasing number of infections.

While officials said, on Tuesday, that the supply of medical oxygen to Corona virus patients had fallen to “alarming” levels in six of Brazil’s 27 states.

The warning raised fears of a repeat of the horrific scenes in the northern city of Manaus in January, when a lack of oxygen left dozens of patients choking.

Doctor Adele Benzacaine, who works in Manaus, told Agence France-Presse: “It is not possible to describe seeing families rushing to find oxygen canisters, and the disagreements in front of the store selling these bottles.” “It was like a war, bombing chaos when people run in despair without knowing what to do,” she added.

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