Allergan PLC will pay Acelity LP Inc. $2.9bn to buy the LifeCell Corp. portfolio of aesthetic and surgical products, marking Allergan’s first regenerative medicine transaction and its first acquisition of a firm with commercial-stage assets since the company bought Kythera Biopharmaceuticals Inc. last year.
Investors have punished Allergan for its development-stage acquisitions this year, sending the company’s stock below $200 per share for the...