Singulair
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Judge rules for Merck on allergy drug's patent
Judge upholds Merck patent on blockbuster allergy drug Singulair, protecting sales till 2012 The patent for Merck & Co.'s blockbuster allergy and asthma ...
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Merck sued over patent on allergy drug Singulair
Drug wholesalers and insurers sue Merck, saying Singulair patent is invalid and inflates price The battle over the patent on Merck and Co.'s ...
