Search Home/Applications/Medical Propellants Medical propellants The future of medical propellants The world’s leading medical propellant manufacturer We are the world leader in the manufacture and supply of very high purity HFA medical propellants. 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. Products List Zephex® 152a Zephex® 152a is a sustainable medical propellant that has been under development by Koura for several years for use in metered dose inhalers (MDIs) for treatment of respiratory disorders such as asthma and COPD. Read More Zephex® 134a Relied upon by leading manufacturers for over twenty years, Zephex® 134a is by far the most widely used medical propellant in the world. Read More Zephex® 227ea Produced to our exacting, industry-leading standards, Zephex® 227ea offers performance characteristics complementary to Zephex® 134a. Read More Downloads Here you can download our product safety data sheets (SDS) for our medical propellants; for more downloads, visit our Zephex® website. Visit Zephex 3.65 KB Zephex® HFA Medical Propellants Brochure 3.65 KB Zephex® 152a SDS Show More Get in touch Speak to a member of the team to discover more about our products, applications and their benefits. Contact Us Our applications Find out more about our range of applications and products. Applications Related Articles COMPANY | 07/01/2021 Koura’s journey of innovation and sustainability COMPANY | 03/11/2020 Koura; Rising to the Challenge Join our mailing list to stay up to date with all the latest news about Koura I consent to receiving email communications from Koura. You can see our Privacy policy QUICK LINKS APPLICATIONS SOCIAL LEGAL Koura is a trading name of Mexichem Fluor S.A de C.V. and its subsidiaries. Mexichem Fluor S.A. de C.V. is registered in Mexico with registered number MFL710708981 and registered office located at Eje 106 sin numero, zona industrial, San Luis Potosí, S.L.P., México, C.P. 78395. Koura is part of Orbia, a community of companies working together to tackle some of the world’s most complex challenges. We are bound by a common purpose: To Advance Life Around The World. © Koura 2021. All rights reserved. Website by Pixus UK We use cookies to give you the best experience possible. No personal information is stored. Using this website means that you are ok with this cookie policy. Accept & Close