Health experts have advised that all candidate treatments and vaccines for Ebola disease caused by the Bundibugyo virus should be used exclusively within clinical trials.
He called on citizens to adopt preventive measures such as regular handwashing.
The 90-day measure would take effect on Wednesday (today), the government said in a statement on Tuesday by immigration minister Lena Metlege Diab.
Mr Lokudu said 18 people with suspected Ebola cases left the facility and are unaccounted for.
It brings the total number of Ebola cases across Uganda to seven.
UN agencies have moved swiftly to contain the latest Ebola outbreak in eastern DRC, delivering emergency medical supplies, protective equipment and logistics support.
The Nigerian government has assured Nigerians of activating precautionary measures against the Ebola virus disease.
The American doctor, who was working in the DRC with a medical missionary group, tested positive, the Centres for Disease Control and Prevention said.
Ms Banigo said inadequate protective equipment and essential supplies could expose frontline health workers to occupational risks.
The UN health agency calls for renewed commitments to build more sustainable national programmes.
