DUBAI: Saudi Arabia’s health ministry has issued a precautionary guidebook for citizens arriving in the kingdom, as part of the country’s efforts to contain the spread of the coronavirus, state news agency SPA reported on Saturday. Citizens should isolate themselves before their return to the country and not leave their homes except if it is necessary, the ministry said in a tweet. They should also avoid getting in contact with others and should follow hygiene guidelines, including handwashing with soap and water or using sanitizers, it added. The ministry also said that citizens showing coronavirus symptoms and living with groups of people, should wear surgical masks, isolate themselves and never share their properties with anyone. They should also leave a safe distance between them and other people and should never approach anyone showing coronavirus symptoms, it added. Nationals arriving in the Kingdom should also avoid paying with cash, and use bank cards instead, the ministry said. It also warned that surgical masks should not be worn unless the person complains of respiratory symptoms, or looks after a coronavirus infected patient. The ministry added that there has not been yet any proof that the coronavirus flies in the air, but rather is transmitted through sneezing or coughing. Saudi Arabias Ministry of Health on Thursday said the number of COVID-19 cases in the Kingdom has reached 3,651, of which 2,919 were active, including 57 in intensive care. Some 685 patients had been treated and 47 had died, the ministry said. It has also confirmed the death of four patients from different nationalities, raising the death toll to 20. The recovered patients in the states has risen to 588, after the ministry reported that 170 people recovered.