HFA-based metered-dose inhalers (MDIs) contain a propellant to deliver the medication that will continue to spray even after the medication has run out. Therefore, when the medication is gone from the ...

DPIs contain up to 200 powdered doses per device ... How to use a metered dose inhaler. Icahn School of Medicine at Mount Sinai. What you need to know about metered dose inhalers and the HFA ...

Leak Rate. It is common for MDIs to lose propellant during storage. The propellant-leak rate of the test MDIs was compared with that of the controls (Figure 3). The leak rates for the Proventil ...

and can add a maximum of four extra puffs per day if needed. She only needs to take the inhaler if her asthma is particularly bad, or if she has a cold. She should use her usual dose of one puff twice ...

“We expect the recently approved generic Advair to have minimal impact on this highly differentiated product, the first approved once daily single inhaler triple therapy for COPD,” said GSK ...

The purpose of selecting an appropriate inhaler device is to improve patient adherence and inhaler technique to achieve the goals of therapy for patients with COPD. In 2005, the American College ...

U.K.-based GlaxoSmithKline is launching Trelegy with a list price of $530 per month. That's $146 a ... allergy drug Flonase and its Flovent and Advair inhalers. Flonase has generic competition ...