Roche was informed last Friday that swine flu was not resistant to its antiviral drug Tamiflu, which is approved to treat flu types A and B. ???We heard from both the World Health Organization and the CDC that Tamiflu was active against the swine flu,??? Roche spokesperson Terrence Hurley told Pharm Exec on Wednesday. ???When we became aware of the new flu outbreak, we proactively opened discussio