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Gossamer Bio Acquires Respira Therapeutics, Inc. to Expand Portfolio

Respira Therapeutics, Inc. acquired by Gossamer Bio

AcquisitionHealthcare

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Respira Therapeutics, Inc. logo
Acquired

Respira Therapeutics, Inc.

Biotechnology Research

Undisclosed amount

September 25, 2025

Gossamer Bio logo
Acquirer

Gossamer Bio

Biotechnology Research

Gossamer Bio has acquired Respira Therapeutics, Inc. for an undisclosed amount, marking a significant corporate acquisition in the biopharmaceutical sector. Respira Therapeutics specializes in developing inhaled therapeutics for cardiopulmonary diseases, aiming to improve patient outcomes through enhanced drug targeting to the small airways of the lung. The company leverages proprietary dry-powder inhaler device technologies and advanced particle engineering to deliver drugs precisely to the lung periphery. Respira’s lead product candidate, RT234-PAH, has received FDA Orphan Drug Designation for Pulmonary Arterial Hypertension (PAH) and is currently in Phase 2 clinical trials. It is designed as a first-in-class inhaled therapeutic for as-needed use to provide acute relief for common PAH symptoms.

This acquisition strategically strengthens Gossamer Bio’s pipeline and technological capabilities. By incorporating Respira's specialized platform, Gossamer Bio gains immediate access to innovative inhaled drug delivery systems and a promising clinical-stage asset targeting an area of significant unmet medical need. The unique approach of RT234-PAH to provide acute, as-needed symptom relief for PAH patients represents a differentiated offering in the cardiopulmonary therapeutic landscape.

The combination of Respira's focused expertise in inhaled drug development and Gossamer Bio's broader biopharmaceutical development resources is expected to accelerate the progression of RT234-PAH and potentially other programs. Synergies are anticipated through the integration of Respira's particle engineering and device technologies with Gossamer's development infrastructure, potentially leading to faster market access for novel treatments.

Looking ahead, this corporate acquisition positions the combined entity to advance new therapeutic options for patients suffering from cardiopulmonary diseases, particularly in the challenging field of pulmonary arterial hypertension. The collaboration aims to capitalize on Respira's scientific innovation and Gossamer's development capacity to bring much-needed therapies to market more efficiently.

Buying signals & intent

Our AI suggests Respira Therapeutics, Inc. may be interested in:

Clinical Trials
Drug Development
Inhalation Therapies
Medical Equipment
Patient Care Solutions

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