හවුල් ශ්‍රව්‍ය

Respiratory Medications Medication Inhalation Devices A. Metered-dose inhaler (MDI): Uses a chemical pro-pellant to push the medication out of the inhaler (Fig. 52.1) B. Dry powder inhaler (DPI): Delivers medication without using chemical propellants, but it requires strong and fast inhalation. C. Nebulizer: Delivers fine liquid mists of medication through a tube or a mask that fits over the nose and mouth, or with a mouthpiece, using air or oxygen under pressure A D. If two different inhaled me