Insmed Inc. has delivered further evidence of the advantages of its once-daily pulmonary arterial hypertension (PAH) drug TPIP (treprostinil palmitil inhalation powder), with data from an open-label extension of the phase IIb trial showing patients in the treated arm maintained the benefits over 24 months.

Astrazeneca plc has added a dual PDE3/4 inhibitor candidate to its chronic obstructive pulmonary disease (COPD) portfolio via a deal worth up to $2.1 billion with Chia Tai Tianqing Pharmaceutical Group Co. Ltd., a Sino Biopharmaceutical Ltd. subsidiary.