Combivent Respimat is an inhalation spray that contains two bronchodilators that act together to open the lungs’ airways. It is a combination of Ipratropium bromide and albuterol. Bronchodilators are medications that relax the muscles in the lungs and expand the airways, making breathing easier. Combivent Respimat is available as an inhaler. Respimat is the name of the inhaler device.