Rigel Pharmaceuticals, Inc. is beefing up its product portfolio with one of the only two RET inhibitors on the market, Blueprint Medicines Corporation’s Gavreto (pralsetinib), with its purchase of US rights from Blueprint for potentially more than $100m. Blueprint, meanwhile, is offloading a drug that had proven commercially disappointing, and in addition to selling US rights it plans to cease marketing of Gavreto outside the US and Greater China.
The deal, announced 22 February, is meant to coincide with the termination of Blueprint’s partnership with Roche Holding AG....








