David Cameron has called for EU leaders to double their funding in the fight against Ebola to £800 million.
It comes after one of the doctors who discovered the virus, Professor Peter Piot, said the rest of Europe was not doing enough to tackle the epidemic.
Downing Street said the current total contribution from the EU was just £400 million.
Health experts urgently need to combat the Ebola outbreak, which is of an "unprecedented" scale, the World Health Organisation (WHO) has said.
The WHO director-general has announced plans to meet with presidents of West African nations affected by the disease tomorrow, the group said in a statement.
A joint $100 million response plan was also announced to bring the outbreak under control.
As it reaches seven months since the Ebola outbreak started we take a look at the timeline of events leading up to the spread of the virus.
More than 100 British personnel are arriving in Sierra Leone to combat the Ebola outbreak in West Africa. Here's what else the UK is doing.
A man has been filmed helping an Ebola patient onto a plane without wearing any protective equipment.