The World Health Organisation is set to hold emergency talks to discuss the Ebola epidemic, reports GHN based on BBC.
The meeting in Geneva will examine screening measures at borders and consider whether stricter travel regulations should be put in place.
New rules in the US require travellers from the worst affected countries to arrive at one of five airports.
A curfew has been imposed in a town in Sierra Leone after two people were shot dead in riots on Tuesday.
The current outbreak of the virus has already killed more than 4,500 people - mostly in Guinea, Liberia and Sierra Leone.
Enhanced screening
The WHO has faced criticism it reacted too slowly to the spread of the disease.
Its emergency committee will meet to discuss Ebola for the third time with the aim of assessing the efforts so far to contain and control the virus.