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Natco Pharma challenges patent on Tamiflu

Natco Pharma has challenged a patent on Tamiflu (Oseltamivir Phosphate)—a drug used in the treatment of bird and swine-flu infections, reports the PTI.

February 11, 2011 / 17:54 IST
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Natco Pharma has challenged a patent on Tamiflu (Oseltamivir Phosphate)

first published: Feb 11, 2011 05:52 pm

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