He, however, pointed out that many processes needed to be carried out on the two vaccines before they could be used.

The NCDC boss said that the centre was also working to make sure that Nigerians fully understood the value of the vaccines.

Meanwhile, Ihekweazu said that there was no case of COVID-19 outbreak in the various orientation camps of the National Youth Service Corps (NYSC).

He explained that two cases were detected before the infected corps members got into the NYSC camp.