Improper inhaler use is very common. In fact, most asthma and COPD patients use inhalers incorrectly. The two most common errors are failure to coordinate breathing with inhaler activation, and failure to track doses. MD Turbo is a breath-activated, dose-counting companion to metered dose inhalers (MDIs). It is coming soon, so sign up and be the first to know how MD Turbo™ can help MDI users.