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After reformulating with HFA propellant and changing the inhaler device, Primatene Mist became available OTC again in 2018. Primatene Mist and albuterol ... use of inhaled steroids and under ...
Purpose: The effects of extreme temperatures on drug delivery of two albuterol sulfate hydrofluoroalkane, metered-dose inhalers (MDIs) were evaluated.Methods. Three Proventil HFA and three ...