Tectonic Therapeutics’s Phase Ib results for TX45 in patients with Group 2 pulmonary hypertension in heart failure with preserved ejection fraction (PH-HFpEF) quickly dispelled concerns about potential read-through from another developer’s decision to discontinue its program for a drug in the same class, with particularly impressive results for patients from a more severe subgroup.
Tectonic’s Plates Shift On Positive Phase Ib PH-HFpEF Data
The company announced data that exceeded expectations and prompted a jump in its stock price shortly after its shares plunged on news of a related Lilly drug’s discontinuation.

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