Relenza: GlaxoSmithKline is planning to produce 5 million Relenza treatments a month. Current annual production capacity of GlaxoSmithKline is estimated at 60 million treatments of Relenza.

Tamiflu: Swiss drugmaker Roche is planning to produce 20 million Tamiflu treatments a month. Current annual production capacity of Roche is estimated at 400 million Tamiflu treatments.

Relenza vs. Tamiflu Annual Production Capacity 2009

In 2008 Relenza’s sales were US$103 million comparing to US$525 million of Tamiflu sales.

Relenza vs. Tamiflu Sales 2008