Codexis strikes technology deal with Merck; Unichem pill mix-up leads to recall;

> Unichem Pharmaceuticals is voluntarily recalling one lot of hydrochlorothiazide blood pressure medication after a clopidogrel blood thinner tablet was found in a bottle. Notice

> Codexis ($CDXS) has licensed its biocatalyst enzyme development technology to Merck ($MRK) in a deal that could earn it up to $18 million. Release

> India's Drug Control Administration (DCA) has served show cause notices on 24 pharmaceutical companies in Hyderabad, two of which had their manufacturing units seized. Story

> Pharma chemical producer Caesar & Loretz (Caelo) is investing more than €10 million ($10.97 million) to modernize and expand its production, warehousing and headquarters in Hilden, Germany. Report