Emergent BioSolutions Inc. (EBS) announced today that it has entered into an agreement to acquire Adapt Pharma and its flagship product NARCAN® (naloxone HCl) Nasal Spray, the first and only needle-free formulation of naloxone approved by the U.S. Food and Drug Administration (FDA) and Health Canada, for the emergency treatment of known or suspected opioid overdose as manifested by respiratory and/or central nervous system depression. Total consideration for the transaction is up to $735 million consisting of an upfront payment of $635 million and up to $100 million in cash for potential sales-based milestones through 2022. The upfront payment of $635 million consists of $575 million in cash and $60 million in Emergent common stock, all of which are subject to certain adjustments under the terms of the agreement.