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Image from James Sullivan Isuprel Mistometer Isoproterenol was prescribed for patients with asthma in an MDI known as a "Mistometer." The drug affected the alpha, beta1 and beta2 receptor sites

importantly, cumulative exposure (measured in pack-years) was strongly associated with fibrosis severity, with each additional pack-year tripling the likelihood of advanced fibrosis (adjusted OR per pack-year: 3.2

In the future, blood tests evaluating biomarkers of molecular age might be used to understand differences amongst individuals in ageing rates

It is one of the most abundant compounds in the plant, and the one primarily responsible for its psychoactive effects