Pubs and bars not serving "substantial meals" must close, alongside casinos and betting shops, while people have also been told to avoid unnecessary travel.
Azerbaijan and Armenia have been locked in a bitter conflict over Karabakh since Armenian separatists backed by Yerevan seized control of the mountainous province in a 1990s war that left 30,000 people dead.
After falling during the summer, coronavirus cases are rising in the UK as winter approaches, with northwest and northeast England seeing the steepest increases.
"While the number of Covid cases were increasing elsewhere in the country, the incidence had come down in Telangana, thanks to the work of the medical and health department."
The authorities said the emergency shelters had been sanitized to prevent the spread of the coronavirus, which has killed more than 81,000 people in Mexico and battered the key tourism industry.
