, According to the BBC, it emerged in the United Kingdom the first three cases of influenza A H1N1 influenza deaths, there are experts to point out some of the patients receiving treatment in vivo for the treatment of influenza virus has been the main drug Tamiflu (Tamiflu) resistance emerged.

to develop and patent holder of Tamiflu drug maker Roche Pharmaceuticals (Roche Holding AG) of experts, one of their patients in Denmark have been found showing a flow resistance virus.

Roche spokesman said, beginning to show a stream of drug-resistant virus is expected because the flu virus are showing resistance to certain patients.