Data required for suggesting mixing of COVID-19 vaccines, says govt

Adequate scientific data is required for National Technical Advisory Group on Immunization to make a recommendation on mixing of COVID-19 vaccines. This was stated by Minister of State for Health and Family Welfare Dr. Bharti Pawar in a written reply in the Rajya Sabha today. She said, Central Drugs Standard Control Organization has granted permissions for conduct of clinical trials for administration of mixed vaccine regimen. She said, Christian Medical College in Vellore to conduct Phase IV study with COVISHIELD and COVAXIN to compare immunogenicity of mixed vaccine regimen. She added, Bharat Biotech for Phase II clinical trial to evaluate the immunogenicity and safety of COVAXIN with Adenoviral Intranasal COVID-19 vaccine.