UPDATE 1-U.S. approves Roche's $4.3 bln purchase of Spark Therapeutics
December 16, 2019 at 18:21 PM EST
Swiss drugmaker Roche has won U.S. antitrust approval for its $4.3 billion deal to buy gene therapy specialist Spark Therapeutics clearing the way for the Swiss drugmaker's push into treating rare diseases including hemophilia A.