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Home › Metered dose inhaler fomulations which include the ozone-friendly propellant HFC 134a and a pharmaceutically acceptable suspending, solubilizing, wetting, emulsifying or lubricating agent

Metered dose inhaler fomulations which include the ozone-friendly propellant HFC 134a and a pharmaceutically acceptable suspending, solubilizing, wetting, emulsifying or lubricating agent

US Patent 5492688 · Granted Feb 20, 1996

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