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Karos Pharmaceuticals is a privately held, clinical-stage biopharmaceutical company advancing innovative medicines for patients living with rare diseases, including fibrotic, inflammatory, and metabolic diseases. Karos' lead clinical candidate, KAR5585, is completing Phase 1 testing for the treatment of pulmonary arterial hypertension (PAH). KAR5585 also is being studied in preclinical research for the treatment of pulmonary hypertension unrelated to PAH. A next-generation TPH1 inhibitor also is being advanced for the treatment of carcinoid syndrome. The Karos leadership team and scientific staff have extensive R&D experience and collaborate closely with key opinion leaders and experts in rare diseases with significant medical needs. Karos is supported by leading life science investor New Leaf Venture Partners.

Karos Pharmaceuticals Questions

The Karos Pharmaceuticals annual revenue was $4 million in 2026.

1 people are employed at Karos Pharmaceuticals.

Karos Pharmaceuticals is based in New Haven, Connecticut.

The NAICS codes for Karos Pharmaceuticals are [3254, 325, 32541, 32].

The SIC codes for Karos Pharmaceuticals are [2834, 28, 283].

Top Karos Pharmaceuticals Employees

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