The second dose of the Covishield vaccine should be taken between 12 weeks to 16 weeks after the first dose.
If a person has been tested positive after their first vaccine shot then they must wait 6 weeks from recovery to take the second dose
COVID 19 survivors should wait for 6 months before vaccination if they did not receive their first dose before testing positive.
updated on 13/05/2021
COVID‑19 vaccine is a vaccine developed to provide acquired immunity against COVID-19.
The work to develop a vaccine against the coronavirus diseases SARS and MERS had established knowledge about the structure and function of coronaviruses, which accelerated development during early 2020 of varied technology platforms for a COVID‑19 vaccine.
National regulatory authorities have approved six vaccines for public use:
2 RNA vaccines (the Pfizer-BioNTech COVID-19 vaccine
and
mRNA-1273 from Moderna),
2 conventional inactivated vaccines (BBIBP-CorV from Sinopharm and CoronaVac from Sinovac),
and
2 viral vector vaccines (Gam-COVID-Vac from the Gamaleya Research Institute
and
AZD1222 from the University of Oxford and AstraZeneca).
Emergency authorisation to the Oxford/AstraZeneca vaccine or the Serum Institute version: the UK, India, Argentina, the Dominican Republic, El Salvador, Mexico and Morocco
The name of covid 19 vaccines developed by
UK - Pfizer Covid-19
INDIA --- Covishield, COVAXIN
Covid19 vaccination started in India on 16th Jan 2021.
COVAXIN, India's indigenous COVID-19 vaccine by Bharat Biotech is developed in collaboration with the Indian Council of Medical Research (ICMR) - National Institute of Virology (NIV).
The indigenous, inactivated vaccine is developed and manufactured in Bharat Biotech's BSL-3 (Bio-Safety Level 3) high containment facility.
ARGENTINA -- Sputnik V vaccine
Dominican Republic --- AstraZeneca’s COVID-19 vaccine
El Salvador --
El Salvador greenlights AstraZeneca, Oxford University COVID-19 vaccine. SAN SALVADOR (Reuters) - The COVID-19 vaccine developed jointly by British drugmaker AstraZeneca and Oxford University was approved for use in El Salvador
MEXICO --- Pfizer-BioNTech vaccine
MOROCCO ---- AstraZeneca COVID-19 vaccine
The AstraZeneca COVID-19 vaccine, jointly developed with the U.K.'s Oxford University.
UAE --- Pfizer-BioNTech and Sinopharm
CANADA --- Pfizer-BioNTech and Moderna
Please note -List of vaccines varies in each countries day by day. Most of them have approved using AstraZeneca’s COVID-19 vaccine.
by,
Dr.Renju T George
