The center said in a statement that it tested 11 suspected cases of the novel coronavirus, nine of which tested negative and two positive.
UN-backed Prime Minister Fayez Serraj recently declared a state of emergency and mobilization against the virus.
His government has taken a series of measures against the coronavirus, such as closing airports, border crossings, educational institutions and mosques; banning large gatherings and movements among cities; and imposing a curfew.
The government also stipulated daily working hours from 9 a.m. to 2 p.m. local time.
On March 24, Libya announced its first COVID-19 case, a 73-year-old man who returned from Saudi Arabia.