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![AZ takes control of Ironwood's IBS drug in China](/sites/default/files/styles/x_large/public/default_images/empty.jpg?itok=C-Mgnvzj)
AZ takes control of Ironwood's IBS drug in China
AstraZeneca has amended a collaboration agreement with Ironwood Pharmaceuticals, gaining sole responsibility for developing, manufacturing and marketing an irritable bowel syndrome drug in