JAIPUR: A 60-year-old man from a village in Churu died of swine flu while undergoing treatment at a hospital in Bikaner on Thursday, taking the death toll to 40 this year.Sixty-five new patients also tested positive in the state on Thursday. This puts the total number of those diagnosed with swine flu at 1,036, so far, this year.“A 60-year-old patient died of swine flu on Thursday. He was also a patient of Chronic Obstructive Pulmonary Disease (COPD) and was undergoing treatment at the government hospital in Bikaner. He was admitted after he complained of pain in his legs,” said Dr Manoj Kumar Sharma, chief medical and health officer, Churu, while speaking to TOI on Thursday.Swine flu is giving sleepless night to health officials in the state as patients are dying every day from the disease. The health department is taking all measures to prevent its spread in the state. From January 21, a special door-to-door campaign will be launched across the state till January 23.The screening for swine flu will be done at night shelters, hotels, hostels and schools. Also, during morning assemblies, school children will be made aware of swine flu. As per the campaign, health authorities will deploy teams, comprising nursing students and health department officials, which will conduct door-to-door visits to find out about those suffering from influenza-like illnesses to provide treatment and prevent deaths at an early stage.