Annual brand-name albuterol inhaler sales in the United States, 1992-2021
*GlaxoSmithKline was formed in 2000 following a merger between Glaxo Wellcome and SmithKline Beecham.
Note: Sales figures have been adjusted for inflation. Dotted lines indicate the company did not report revenue on products.
Source: William B. Feldman, M.D., D.Phil., M.P.H.