New swine flu cases continue to emerge, and its not clear who exactly is the patient zero in this case, and when it really started. For now, we will continue to go with the proposed name of a Mexican boy.
This is a new strain of the flu virus and currently there is no tested/proven Swine Flu vaccine, though Tamiflu, which was tested for Bird Flu, could be used to strengthen the immunity. Learn more here: Swine Flu Vaccine- Tamiflu
U.S. scientists hope to have a key ingredient for a swine flu vaccine ready in early May, though commercial production can only happen by September.