CDSCO expert panel has sought clarifications from Serum Institute of India (SII) over its application to the Drugs Controller General of India (DCGI) seeking permission for conducting phase 2 and 3 human clinical trials of the Oxford vaccine candidate for COVID-19, official sources said on Wednesday.

The Subject Expert Committee (SEC) on COVID-19 which held its meeting on Tuesday deliberated on the application by SII and asked the Pune-based firm to revise its protocol for the phase 2 and 3 clinical trials, besides seeking some additional information.

“The company on Tuesday was asked to clearly define phase 2 and phase 3 part of the protocol and resubmit their application for evaluation by the SEC,” an official source said.

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