Pharmaceutical On the dealing-making front, there was double-edged news for Sino-American drug developer BeiGene last Monday, as Celgene returned rights to cancer candidate tislelizumab. Also, Sanofi and its Genzyme unit took another step into withdrawing from its deal with Voyager on gene therapies. M&A news featured an $11.4 billion bid by Pfizer for Array BioPharma, while regulatory news included Melinta Therapeutics getting a boost from the news that the Food and Drug Administration had accepted for priority review its New Drug Application for Baxdela as a treatment for community-acquired bacterial pneumonia. 23 June 2019