Covishield &Sputnik V
Covishield & Sputnik V Covishield is the Indian version of the AstraZeneca/Oxford vaccine, produced by the Serum Institute of India. Type : Viral vector vaccine, which uses a modified version of a common cold virus (adenovirus) to deliver instructions to cells to produce a harmless spike protein of the SARS-CoV-2 virus. Efficacy : Clinical trials have shown it to be effective at preventing symptomatic COVID-19, with efficacy rates around 70-90% after two doses. Dosing Schedule : Typically administered in two doses, with the second dose given 4 to 12 weeks after the first. Storage : Can be stored at refrigerator temperatures (2-8°C), facilitating easier distribution. Sputnik V Sputnik V is a viral vector vaccine developed by the Gamaleya Research Institute in Russia. Type : Also a viral vector vaccine, it uses two different adenoviruses (Ad26 and Ad5) for the two doses, which helps boost the immune response. Efficacy : Clinical trials indicated an efficacy rate of abou...