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.
Oxfam has called for a greater focus on the prevention of new Ebola cases in West Africa in addition to managing existing cases and fatalities.
The charity says that many new Ebola cases are due to a "lack of access to basic washing facilities or because of their lack of knowledge about how the disease is spread".
It plans to triple its programmes in Sierra Leone and Liberia to provide water and hygiene and sanitation supplies, as well as public awareness campaigns.
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.