STAT+: Cogent Biosciences-Blueprint Medicines tiff turns spicy on eve of immune drug study readout

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Cogent Biosciences and Blueprint Medicines are direct competitors who hate each other. 

During a talk at the recent Jefferies Global Healthcare Conference, Cogent CEO Andy Robbins said Blueprint Medicines’ Ayvakit was so toxic that it was killing patients. Only after Blueprint lowered the Ayvakit dose was the drug tolerable enough to be modestly effective.

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