Syrian health workers tend to a Covid-19 patient at a hospital in the rebel-held northwestern Syrian city of Idlib on September 13, 2021. AFP
The move came after "hospitals in these areas reached capacity because of a large spike in coronavirus cases," he added.
Syria on Saturday logged 442 new coronavirus infections in government-held areas -- a new daily record for a conflict-hit country that has documented more than 32,580 cases, including 2,198 deaths in regime controlled territory, since the start of its outbreak last year.
"It is the first time the number of cases reaches 400" in one day, Hasaba said, adding that the number of new infections was highest in Damascus, Aleppo and Latakia.
Coronavirus cases have been on the rise across Syria since mid-August, including in the northwest and northeast, large parts of which fall beyond government control.
According to the World Health Organization, only two percent of Syria's population has been at least partially vaccinated.
Syria's conflict has since 2011 killed nearly half a million people and ravaged a healthcare sector struggling to cope with a mass outflux of professionals.
Around 70 percent of the country's pre-war medical staff have left since the start of the war