A separate HPV working group of the National Technical Advisory Group on Immunisation (NTAGI) had examined on June 8 the clinical trial data and usefulness of the vaccine.
The panel members found a lack of uniformity in results upon mixing of jabs for booster shots and stated that no recommendation for it can be made as of now.
NTAGI to discuss allowing Corbevax as booster for those vaccinated with Covishield, Covaxin: Sources
The Drugs Controller General of India (DCGI) on Sunday approved Corbevax for the precaution dose for those aged 18 and above.
NTAGI endorses precaution dose before nine-month waiting period for those travelling abroad: Sources
However, no recommendation as of now has been made by the National Technical Advisory Group on Immunisation (NTAGI) over reducing the gap between the second dose and the precaution jab.
The Union health ministry also announced that India’s vaccination coverage had crossed the 189 crore landmark milestone on Saturday.
India's drug regulator had approved Covovax for restricted use in emergency situations in adults on December 28 last year and in the 12-17 age group.
The NTAGI has not yet suggested any change in the schedule of Bharat Biotech's Covaxin, whose second dose is administered 28 days after the first dose.
In the process of vaccine approvals, after the DCGI’s nod, the NTAGI deliberates on this and screens the ability of the vaccine to be part of the national vaccination drive at a three-level process.
The company has produced 30 crore doses of the same and has supplied five crore doses to the government of India.
Top epidemiologist Dr JP Muliyil said the government's decision to allow vaccination of this group from Wednesday will not 'benefit them' and the move is yet to get approval from NTAGI.
NK Arora, head of COVID Working Group of the NTAGI, told that daily deliberations are on whether the existing vaccines in India can be specifically tailored against Omicron.
No need to vaccinate children against Covid-19 now, says advisory group; Omicron cases cross 200 in India
The panel has informed the Centre that the children are doing fine and there is no need to vaccinate them now.