Advancing new therapies for high–impact cardiopulmonary diseases

About Us

Herald Therapeutics is a clinical-stage biotechnology company developing targeted therapies for life-threatening pulmonary and cardiac diseases.

A graphic of four stacked, horizontal progress bars, representing progress for each ThyrOxy program.

Our Pipeline

Our multi-indication platform focuses on delivering targeted, thyroid hormone-based therapies directly to the lungs to maximize efficacy and minimize off-target effects.

The logo of ThyrOxy. Above the black and blue text "ThyrOxy" is the molecular structure, diagrammed in blue.

Our Lead Therapeutic

ThyrOxy™ is a lung-safe formulation of T3, engineered for targeted delivery to restore lung and heart function.

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