UK Finance Minister Jeremy Hunt was referring to former health secretary Matt Hancock eating part of a camel’s penis, sheep’s vagina and cow’s anus on a television show.
The tabloid Sun newspaper had run images appearing to show the married Hancock and senior aide Gina Coladangelo kissing in an office at the Department of Health.
"It's too early to make a final decision on that. The Prime Minister and I and the team will be looking at all the data over this week. We've said that we'll give people enough time ahead of the June 21 date," Hancock told Sky News
The government hopes the single-dose jab "will play an important role in the months to come", he added, as young people come forward for their vaccinations amid concern over the rise of the so-called Indian variant.
The airline’s bosses have been forced to write to frontline staff asking them not to stay away from work.
UK Health Secretary Matt Hancock, while announcing the decision to put India under travel red list, said 103 COVID-19 cases of the "Indian variant" have been detected in the country.
In mid-February, the UK met a government target of 15 million of the most vulnerable people receiving first doses.
Asked whether people living under the stringent tier 4 restrictions should expect to do so for some time, Hancock told Sky News: "We really need to get this under control ... We've got a long way to go to sort this, essentially we've got to get that vaccine rolled out to keep people safe."
Asked how many vaccines Britain would need, health minister Matt Hancock said it depended on how effective they were at preventing transmission.
Khan has written to Prime Minister Boris Johnson seeking details about what assistance would be provided to businesses and individuals affected by such a move.
A Reuters investigation found policies designed to prevent hospitals from being overwhelmed pushed a greater burden onto care homes which struggled to get access to tests and protective equipment.