The study analyzed 760 patients hospitalized with severe seasonal influenza, half of whom received Tamiflu>

The retrospective, observational study was conducted in two general hospitals in Hong Kong during a 24-month period, studying patients over the age of 18 who were hospitalized with confirmed influenza. Most patients were older (average age 70), 60% had underlying chronic illness, and 78% were hospitalized with influenza complications.

The CDC recently issued updated interim recommendations for the use of antiviral medications in the treatment and prevention of influenza for the 2009-2010 season (flu/vaccine/antiviralguidance.pdf). The guidance covers seasonal influenza as well as the pandemic A (H1N1) virus.

Additional Data Presentations from Roche on Tamiflu in Influenza Management

High-Dose Oseltamivir Regimens Well-Tolerated by Healthy Adults (Poster 554) - Sunday, September 13, 2009, 11:15 a.m. - 1:15 p.m. PT, Hall B. Effect of Oseltamivir on Anticoagulation: A Crossover Study in Patients Stabilized on Warfarin (Poster 50) - Sunday, September 13, 2009, 11:15 a.m. - 1:15 p.m., Hall B. Emergence and Evolution of Influenza A (H1N1) Viruses with H274Y and Associated Mutations (Poster 561) - Sunday, September 13, 2009, 11:15 a.m. - 1:15 p.m., Hall B.

Source: roche