Erectile dysfunction drug to carry anti-counterfeit tag
January 06, 2006

Pfizer Inc., manufacturer of erectile dysfunction (ED) drug Viagra in a move to thwart counterfeit Viagra, has included special radio frequency identification tags on all packages of its anti-impotence pill to verify that they are the authentic Pfizer product.

The world's biggest drugmaker said the new technology, which is difficult and costly to duplicate, would create barriers for criminals who might attempt to counterfeit Viagra. The erectile dysfunction drugs Viagra, Cialis and Levitra are considered the most sought after option for treating ED.

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