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For Pfizer, antibody levels reduced from a median of 7506 Units per millilitre (U/mL) at 21–41 days, to 3320 U/mL at 70 or more days.(Reuters file photo)

Pfizer, AstraZeneca vaccine antibody levels may wane after 2-3 months: Study

PTI | , London
UPDATED ON JUL 27, 2021 02:48 PM IST
The researchers from University College London (UCL) in the UK noted that if the antibody levels carry on dropping at this rate, there are concerns that the protective effects of the vaccines may also begin to wear off, particularly against new variants.
Grace Escudero, 20, receives her second dose of the Pfizer Covid-19 vaccine during a mass vaccination campaign in Taboga Island, Panama,.(AP)
Grace Escudero, 20, receives her second dose of the Pfizer Covid-19 vaccine during a mass vaccination campaign in Taboga Island, Panama,.(AP)

Some Covid-19 vaccines help nations exit the pandemic faster than others

Bloomberg |
PUBLISHED ON MAY 22, 2021 05:22 PM IST
Evidence derived from the expanding global inoculation rollout indicates that the messenger RNA shots developed by Moderna Inc. or Pfizer Inc. and BioNTech SE are better at stopping people from becoming contagious.
The EU’s vaccine rollout got off to a slow start and was held back by concerns over rare blood clots possibly linked to Astra’s shot.(Reuters file photo)
The EU’s vaccine rollout got off to a slow start and was held back by concerns over rare blood clots possibly linked to Astra’s shot.(Reuters file photo)

Vaccine hesitancy rose in EU after pause in AstraZeneca Covid-19 shots

Bloomberg |
PUBLISHED ON MAY 13, 2021 06:09 PM IST
After several EU countries suspended use of Astra’s shot in mid March, 34% of respondents to an online survey by Eurofound said they were hesitant to take the vaccine.
A medical worker holds a bottle of AstraZeneca's Covid-19 vaccine at a vaccination centre.(Reuters / File photo)
A medical worker holds a bottle of AstraZeneca's Covid-19 vaccine at a vaccination centre.(Reuters / File photo)

EU regulator reviews reports of rare nerve disorder after AstraZeneca Covid shot

Reuters |
PUBLISHED ON MAY 07, 2021 06:02 PM IST
The EMA and other regulators are already reviewing the possibility of rare blood clotting conditions with Covid-19 vaccines, including AstraZeneca's.
Covid-19 vaccines of AstraZeneca and Johnson & Johnson.(Bloomberg)
Covid-19 vaccines of AstraZeneca and Johnson & Johnson.(Bloomberg)

EU Commission to not renew AstraZeneca, Johnson & Johnson vaccine contracts

Reuters |
PUBLISHED ON APR 14, 2021 04:48 PM IST
A report said that Brussels would rather focus on Covid-19 vaccines using messenger RNA (mRNA) technology, such as Pfizer's and Moderna's.
Botswana has so far administered about 31,000 doses of the AstraZeneca vaccine, the only vaccine it has started rolling out. (Photo by Monirul BHUIYAN / AFP)(AFP)
Botswana has so far administered about 31,000 doses of the AstraZeneca vaccine, the only vaccine it has started rolling out. (Photo by Monirul BHUIYAN / AFP)(AFP)

Botswana probes deaths of two people who took AstraZeneca Covid-19 shot

Reuters | , Gaborone
UPDATED ON APR 12, 2021 10:03 PM IST
  • India donated 30,000 doses of the vaccine that were manufactured by the Serum Institute of India, and Botswana bought 33,000 doses that were made in South Korea. The two people who died had taken the shots made in India.
For those under 30, the immediately available alternative to AstraZeneca is the Pfizer-BioNtech vaccine, which has been in circulation since December.(Reuters file photo)
For those under 30, the immediately available alternative to AstraZeneca is the Pfizer-BioNtech vaccine, which has been in circulation since December.(Reuters file photo)

UK govt insists vaccine program on track despite AstraZeneca restriction

Bloomberg | | Posted by Harshit Sabarwal
PUBLISHED ON APR 07, 2021 11:39 PM IST
The Medicines and Healthcare products Regulatory Agency said 79 people among the more than 20 million who have received the Astra shot in Britain had suffered rare blood clots, 19 of whom had died. But while it found a “reasonably plausible link” to the vaccine, it did not block its usage.
MHRA has identified 30 cases of rare blood clot events out of 18.1 million AstraZeneca doses administered up to March 24.(REUTERS)
MHRA has identified 30 cases of rare blood clot events out of 18.1 million AstraZeneca doses administered up to March 24.(REUTERS)

UK regulator says AstraZeneca Covid-19 vaccine safe after 7 blood clot deaths

AP | , London
UPDATED ON APR 03, 2021 06:33 PM IST
  • Concerns over the AstraZeneca vaccine has already prompted some countries including Canada, France, Germany and the Netherlands to restrict its use to older people.
In Germany, 31 cases of CVST were recorded after they were administered with AstraZeneca’s Covid-19 vaccine.(AP)
In Germany, 31 cases of CVST were recorded after they were administered with AstraZeneca’s Covid-19 vaccine.(AP)

AstraZeneca Covid shot: Are blood clot events more common in women recipients?

By hindustantimes.com | Written by Kunal Gaurav, Hindustan Times, New Delhi
UPDATED ON APR 03, 2021 06:38 PM IST
  • According to the latest report, most of the cases of blood clots in Germany and the Netherlands have been reported among women recipients of the AstraZeneca Covid-19 vaccine.
Vials labelled "Astra Zeneca COVID-19 Coronavirus Vaccine" and a syringe are seen in front of a displayed AstraZeneca logo, in this illustration photo taken March 14, 2021. (Reuters)
Vials labelled "Astra Zeneca COVID-19 Coronavirus Vaccine" and a syringe are seen in front of a displayed AstraZeneca logo, in this illustration photo taken March 14, 2021. (Reuters)

EU regulator reviews link between AstraZeneca's Covid-19 vaccine and blood clots

AP |
PUBLISHED ON MAR 18, 2021 02:51 PM IST
Any time vaccines are rolled out widely, scientists expect some serious health issues and deaths to be reported, simply because tens of millions of people are receiving the shots.
A vial of AstraZeneca vaccine is pictured in a pharmacy in Boulogne Billancourt, outside Paris. (AP Photo)
A vial of AstraZeneca vaccine is pictured in a pharmacy in Boulogne Billancourt, outside Paris. (AP Photo)

'Blood clotting events not related to vaccine': Astrazeneca

By Rhythma Kaul, Hindustan Times, New Delhi
UPDATED ON MAR 16, 2021 04:10 AM IST
AstraZeneca in a company statement said that it would like to offer its reassurance on the safety of its vaccine based on clear scientific evidence.
A doctor fills a syringe with the Indian version of the AstraZeneca coronavirus vaccine at a hospital in Kabul, Afghanistan, Monday, March 15, 2021.(AP)
A doctor fills a syringe with the Indian version of the AstraZeneca coronavirus vaccine at a hospital in Kabul, Afghanistan, Monday, March 15, 2021.(AP)

10 reports of possible side effects after AstraZeneca vaccine: Dutch watchdog

Reuters | , Amsterdam
UPDATED ON MAR 15, 2021 03:09 PM IST
The Dutch government announced shortly before midnight on Sunday that it was halting use of the AstraZeneca vaccine.
Amid the rising concern over thrombotic events, pharma major AstraZeneca issued a statement on Monday saying a review of 17 million people administered its Coronavirus disease vaccine suggested it was entirely safe.(AP Photo/Rahmat Gul)(AP)
Amid the rising concern over thrombotic events, pharma major AstraZeneca issued a statement on Monday saying a review of 17 million people administered its Coronavirus disease vaccine suggested it was entirely safe.(AP Photo/Rahmat Gul)(AP)

News updates from HT: AstraZeneca says no evidence of vaccine causing blood clot

By hindustantimes.com, Hindustan Times, New Delhi
PUBLISHED ON MAR 15, 2021 01:07 PM IST
  • Here are today’s top news, analysis and opinion. Know all about the latest news and other news updates from Hindustan Times.
A vial of the AstraZeneca Covid-19 vaccine at the Bamrasnaradura Infectious Diseases Institute in Nonthaburi, Thailand, on Friday, March 12, 2021. (Andre Malerba/Bloomberg)
A vial of the AstraZeneca Covid-19 vaccine at the Bamrasnaradura Infectious Diseases Institute in Nonthaburi, Thailand, on Friday, March 12, 2021. (Andre Malerba/Bloomberg)

Thailand puts off AstraZeneca's Covid-19 shot after blood clot reports in Europe

Reuters |
PUBLISHED ON MAR 12, 2021 11:03 AM IST
The Asian nation is the first country outside of Europe suspending the use of the AstraZeneca shot, while several countries including Canada, Australia, the Philippines and South Korea said they would go ahead.
"These results are very encouraging and have given us great reasons to be optimistic for the future," said Aziz Sheikh, a professor at the University of Edinburgh who co-led the study.(Reuters | Representational image)
"These results are very encouraging and have given us great reasons to be optimistic for the future," said Aziz Sheikh, a professor at the University of Edinburgh who co-led the study.(Reuters | Representational image)

Study shows Covid-19 vaccines effective in preventing severe infection

Reuters | , London
PUBLISHED ON FEB 22, 2021 08:28 PM IST
Results of the study covering the entire Scottish population of 5.4 million showed that by the fourth week after the initial dose, the Pfizer and AstraZeneca vaccines cut the risk of hospitalisation by up to 85% and 94% respectively.
A health worker prepares a dose of the AstraZeneca vaccine to be administered at a vaccination center. (Representative image) (AP)
A health worker prepares a dose of the AstraZeneca vaccine to be administered at a vaccination center. (Representative image) (AP)

AstraZeneca working to adapt vaccine to new strains

PTI | , London
PUBLISHED ON FEB 11, 2021 03:35 PM IST
AstraZeneca said it hopes to cut the time needed to produce large amounts of any new vaccine to between six and nine months.
A health worker places packages containing doses of the AstraZeneca vaccine. (AP Photo)
A health worker places packages containing doses of the AstraZeneca vaccine. (AP Photo)

Moderna enters supply agreement for Covid-19 vaccine with Taiwan, Colombia

Reuters |
PUBLISHED ON FEB 10, 2021 05:46 AM IST
Late in December, Taiwan said it had agreed to buy almost 20 million doses of Covid-19 vaccine, including 10 million from UK drugmaker AstraZeneca Plc, with the first shots to start arriving from March.
A member of the medical staff holds a vial of the AstraZeneca-Oxford Covid-19 vaccine during a visit by French Health Minister Olivier Veran at the South Ile-de-France Hospital Group, in Melun, on the outskirts of Paris, France. (Reuters)
A member of the medical staff holds a vial of the AstraZeneca-Oxford Covid-19 vaccine during a visit by French Health Minister Olivier Veran at the South Ile-de-France Hospital Group, in Melun, on the outskirts of Paris, France. (Reuters)

WHO warns against dismissing AstraZeneca vaccine after setbacks

AFP |
PUBLISHED ON FEB 09, 2021 01:54 PM IST
"It is vastly too early to be dismissing this vaccine," said Richard Hatchett, who heads the Coalition for Epidemic Preparedness Innovations (CEPI), which co-leads the Covax vaccine facility with the WHO and Gavi.
AstraZeneca vaccine is ready to be used at the Wellcome Centre in Ilford, east London, Friday, Feb. 5, 2021.(AP)
AstraZeneca vaccine is ready to be used at the Wellcome Centre in Ilford, east London, Friday, Feb. 5, 2021.(AP)

Oxford says Covid-19 vaccine with AstraZeneca works against UK variant

Reuters | , London
PUBLISHED ON FEB 06, 2021 04:40 AM IST
The variant, first identified in Kent, southern England, is more easily transmissible, prompting many countries to restrict travel to Britain. It also led to a spike in infections that forced a new national lockdown in England last month.
(FILES) This file illustration photo taken on November 17, 2020 shows vials with Covid-19 Vaccine stickers attached and syringes, with the logo of the University of Oxford and its partner British pharmaceutical company AstraZeneca. - France will decide on February 2, 2021 if the Covid-19 vaccine manufactured by AstraZeneca can be used to vaccinate elderly recipients. (Photo by JUSTIN TALLIS / AFP)(AFP)
(FILES) This file illustration photo taken on November 17, 2020 shows vials with Covid-19 Vaccine stickers attached and syringes, with the logo of the University of Oxford and its partner British pharmaceutical company AstraZeneca. - France will decide on February 2, 2021 if the Covid-19 vaccine manufactured by AstraZeneca can be used to vaccinate elderly recipients. (Photo by JUSTIN TALLIS / AFP)(AFP)

Oxford-AstraZeneca vaccine developers claim it reduces Covid-19 transmission

ANI |
PUBLISHED ON FEB 04, 2021 02:06 PM IST
The study of Oxford-AstraZeneca vaccine developers found that after people received two doses of the vaccine, they were 54% less likely to have an infection confirmed by a nasal swab, regardless of whether they had symptoms, reported The Washington Post.
“It slows transmission by around two-thirds, so it categorically supports the strategy that we’re undertaking,” UK’s health secretary Matt Hancock said.(AP)
“It slows transmission by around two-thirds, so it categorically supports the strategy that we’re undertaking,” UK’s health secretary Matt Hancock said.(AP)

Oxford vaccine reduces transmission: UK study

Agencies | By HT Correspondent, New Delhi/london
UPDATED ON FEB 04, 2021 07:08 AM IST
With almost 76% efficacy in preventing symptomatic illness, vaccine can also reduce the risk of transmission by around 67%: Study.
Questions have swirled around the AstraZeneca vaccine since the company reported early trial results that showed 70% protection, on average.(AFP)
Questions have swirled around the AstraZeneca vaccine since the company reported early trial results that showed 70% protection, on average.(AFP)

Astra shot shows 82% efficacy With UK’s two-dose interval

Bloomberg |
PUBLISHED ON FEB 03, 2021 02:04 PM IST
The vaccine may also significantly reduce transmission of the virus, according to analysis of trial data by the University of Oxford, which developed the shot with the British drugmaker.
The results for the AstraZeneca/Oxford vaccine, gathered from trials in Britain, Brazil and South Africa, showed that immune responses were boosted with a longer interval to the second dose among participants aged 18 to 55 years.(AFP)
The results for the AstraZeneca/Oxford vaccine, gathered from trials in Britain, Brazil and South Africa, showed that immune responses were boosted with a longer interval to the second dose among participants aged 18 to 55 years.(AFP)

Oxford finds AstraZeneca's Covid-19 shot 76% effective for 3 months

Reuters | , London
UPDATED ON FEB 03, 2021 01:12 AM IST
The findings of the pre-print paper, which had not been peer-reviewed, supported Britain's decision to extend the interval between initial and booster doses of the shot to 12 weeks, Oxford said on Tuesday.
AstraZeneca triggered a crisis January 22 when it said that problems at a plant in Belgium meant deliveries to the EU this quarter would be significantly curtailed. (Representative Image)(AFP)
AstraZeneca triggered a crisis January 22 when it said that problems at a plant in Belgium meant deliveries to the EU this quarter would be significantly curtailed. (Representative Image)(AFP)

AstraZeneca boosts dose deliveries amid chaotic EU rollout

Bloomberg |
PUBLISHED ON FEB 01, 2021 10:48 AM IST
European Commission President Ursula von der Leyen announced on Twitter Sunday that the Anglo-Swedish drugmaker would start deliveries one week earlier than scheduled and expand its manufacturing.
FILE PHOTO: A test tube labelled "vaccine" in front of an AstraZeneca logo in this illustration taken, September 9, 2020. REUTERS/Dado Ruvic/Illustration/File Photo(REUTERS)
FILE PHOTO: A test tube labelled "vaccine" in front of an AstraZeneca logo in this illustration taken, September 9, 2020. REUTERS/Dado Ruvic/Illustration/File Photo(REUTERS)

German vaccine regulator expects unrestricted EU approval of AstraZeneca's shot

Reuters |
PUBLISHED ON JAN 29, 2021 03:23 PM IST
The bloc's drugs regulator, the European Medicines Agency (EMA), is due to issue a recommendation on AstraZeneca's vaccine, co-developed by Oxford University, later on Friday.
The company employs 400 people but did not elaborate on how many were evacuated Wednesday. REUTERS/Phil Noble(REUTERS)
The company employs 400 people but did not elaborate on how many were evacuated Wednesday. REUTERS/Phil Noble(REUTERS)

UK plant producing Oxford-AstraZeneca vaccine evacuated

AP |
PUBLISHED ON JAN 27, 2021 10:00 PM IST
  • The UK arm of Mumbai-based pharmaceutical company Wockhardt, which is producing the Oxford-AstraZeneca vaccine in north Wales, said it notified authorities after receiving the package on Wednesday morning. The company had recently hosted British Prime Minister Boris Johnson.
The UK, which has Europe’s deadliest coronavirus outbreak, adopted the policy in order to give as many people as possible a first dose of vaccine quickly.(AP)
The UK, which has Europe’s deadliest coronavirus outbreak, adopted the policy in order to give as many people as possible a first dose of vaccine quickly.(AP)

UK doctors seek 'urgent review' of 12-week gap between vaccine doses

AP |
PUBLISHED ON JAN 23, 2021 09:18 PM IST
AstraZeneca has said it believes a first dose of its vaccine offers protection after 12 weeks, but Pfizer says it has not tested the efficacy of its jab after such a long gap.
A vial and syringe are seen in front of a displayed AstraZeneca logo.(Reuters)
A vial and syringe are seen in front of a displayed AstraZeneca logo.(Reuters)

Thailand approves AstraZeneca vaccine amid second virus wave

Bloomberg |
PUBLISHED ON JAN 21, 2021 05:27 PM IST
Thailand’s Food and Drug Administration granted the approval for the vaccine on Thursday, Health Minister Anutin Charnvirakul said by phone. AstraZeneca is the first coronavirus vaccine developer to win approval in Thailand, which also has ordered shots developed by China’s Sinovac Biotech Ltd.
A vial and syringe are seen in front of a displayed AstraZeneca logo.(Reuters)
A vial and syringe are seen in front of a displayed AstraZeneca logo.(Reuters)

Bhutan to receive Oxford-AstraZeneca Covid-19 vaccine from India

ANI |
PUBLISHED ON JAN 18, 2021 09:41 PM IST
This comes after the Nepal Government approved the emergency use of the 'Covishield' vaccine last week, which is being manufactured by the Serum Institute of India (SII).
Vials and a medical syringe are seen in front of a displayed AstraZeneca logo in this illustration taken October 31, 2020.(REUTERS FILE)
Vials and a medical syringe are seen in front of a displayed AstraZeneca logo in this illustration taken October 31, 2020.(REUTERS FILE)

‘Ready to roll-out’: Adar Poonawala after Covishield, Covaxin win limited use nod

New Delhi, Hindustan Times | By Rhythma Kaul
UPDATED ON JAN 03, 2021 12:50 PM IST
The drugs controller announced that he accepted recommendations made by the subject expert committee (SEC) of the Central Drugs Standard Control Organisation (CDSCO) on Friday and Saturday to grant restricted emergency approval to both the vaccines
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