Dry Powder Inhalers
This small device is similar to a metered dose inhaler (MDI), but the drug is in powder form. The patient exhales out a full breath, places the lips around the mouthpiece, then quickly breathes in the powder. Note that the technique is different than for MDIs -- dry powder inhalers do not require the timing and coordination that are necessary with MDIs. There are other important differences, so make sure that you always know the proper technique for the method you are using.
Dry powder inhalers are becoming more common, in part because they do not use the "CFC" propell…
