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Place the mouthpiece in your mouth. Breathe through your mouth until all the medicine is used, about 10 to 15 minutes. Some people use a nose clip to help them breathe only through the mouth.
Review Date 2/27/2026
Updated by: Jacob Berman, MD, MPH, Associate Professor of Medicine, Division of General Internal Medicine, University of Washington School of Medicine, Seattle, WA. Also reviewed by David C. Dugdale, MD, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.
