The drug company Sanofi plans to fly supplies of flu vaccine in the UK if other transport routes are disturbed after the country leaves the EU
Hugo Fry , chief executive of his British arm, told BBC Radio 5 Live's Wake Up To Money that the flu vaccine was one it was not possible to store.
"We are preparing ourselves in different ways and have prepared many different ways to Britain," he said.
"If we are to finally, we will fly it in."
He added: "We are eating the cost of it, but patients and citizens are our primary concern, so we are very happy to take this price and do the planning. "
Sanofi says it is the second largest of three suppliers of influenza vaccines in the UK ̵
While Sanofi plans to keep insulin and vaccine stocks in place for 12 months, Mr Fry said that this was not viable with the influenza vaccine.
"You can't save it because it's made at a particular time of year, and it's only available for import in the month of late August / early September," he said. 19659005] Last August, Sanofi said to increase its stocks by four weeks to give it a 14-week drug supply.
Most of the French company supplies come into the UK through the Channel Tunnel and disrupt that route in 2005 when there were strikes in France, leading to about four weeks of disruption.
Fry added: "We do everything to ensure that everyone gets their medication and vaccines so they can be reassured and they don & # 39; t need to worry about it.
He added that the day after Brexit occurred, patients were able to get all the drugs it was able to store.
For the current influenza season, Sanofi delivered more than seven million vaccines to the UK
. different vaccines for people under 65 in risk groups and for people over 65.
Sanofi and Seqirus supply both age groups, while Mylan only has vaccines for the younger of the two age groups.
There is a bidding process to determine Which company supplies vaccines in Scotland and Northern Ireland while in England and Wales, doctors decide who will deliver the vaccines.
The bids for the 2019-20 flu season have already come out while doctors are currently deciding who they will be their supplier.