Produced to the most demanding industry standards at dedicated facilities, Zephex® propellants are used in around 75% of the world’s metered dose inhalers.

This commitment to the highest levels of medical propellant quality is supported by a detailed understanding of customer requirements and experienced staff with many years of technical expertise.

Latest News

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Mexichem Fluor showcases courageous new identity

Our parent company has rebranded as Koura to reflect our bold, diverse and progressive new direction as a business. Find out more here.

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DDL 2019 poster available

If you missed it at DDL, you can now download a copy of the poster we displayed at the conference last week. The title of the poster was “Development of HFA-152a as a sustainable pMDI propellant”   Click the link below ZEPHEX_DDL_A0_Artwork

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Koura to supply ground breaking low-carbon footprint medical propellant to Chiesi Farmaceutici for inhalation product development and clinical trials

Landmark multi-million-pound sterling commercial agreement will advance efforts to bring Zephex®152a from the laboratory to the patient   Runcorn (United Kingdom) December 2019 – Koura, the leading medical propellant manufacturer (previously known as Mexichem Fluor), has today announced a commercial agreement to supply the new…

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