It was inevitable, given the fear about an avian flu pandemic and subsequent panic buying, that counterfeit Tamiflu has been found in the US by US Customs. Apparently, 1000 Exxon-Mobil employees were recently given fake vaccines. Roche, the manufacturer of Tamiflu, recommends consumer use the color and taste of the drug, and packaging info to help identify authentic product.
‘Tamiflu is contained in a distinctive yellow and light grey capsule and the powder has a very bitter taste. Also the batch number, expiry date and manufacture dates need to match up on the outside packaging and the blister pack.