They include acne drug Sotret, epilepsy and nerve pain drug gabapentin, and antibiotic ciprofloxacin.

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The strain, known as S. Kentucky, has developed resistance to the antibiotic Ciprofloxacin, often used for treating severe Salmonella cases.

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Cipro, or ciprofloxacin, is not the only antibiotic that can treat anthrax.

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On the branded generics side, the company is heading full bore into novel drug delivery systems like the once-a-day version of Bayer antibacterial ciprofloxacin.

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It can be a negotiating tactic: America threatened to employ it (against Bayer, again) to get hold of Ciprofloxacin during the anthrax scare of 2001.

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In India, where patent laws are different, ciprofloxacin costs one-thirtieth of what it does in the U.S.--competition between all the companies making the drug has driven down the price.

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Just 244 of the cases had resistance to ciprofloxacin.

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The antibiotic ciprofloxacin works best at controlling symptoms and preventing deaths, and an anthrax vaccine -- it takes 18 months to complete the series of shots -- is about 93 percent effective.

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That price would be as low as the price Canada was getting from Toronto-based drug maker Apotex , which has also pledged to deliver its generic ciprofloxacin faster than Bayer, according to Apotex spokesman Elie Batito.

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