Noven Pharmaceuticals Inc. on Monday said it has grantedCiba-Geigy Corp. an exclusive U.S. and Canadian license to itstransdermal estrogen delivery system.

In exchange, Ciba-Geigy acquired warrants to purchase anundisclosed equity stake in Noven and has options to buyfurther warrants of Noven common stock.

No further details were disclosed.

The Miami biotech company (NASDAQ:NOVN) has a patentedmethod to move drugs through the skin from the adhesive of aplastic skin patch.

Cygnus Therapeutic Systems Inc. of Redwood City, Calif., andWarner Lambert are jointly developing an estrogen patch.

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