Results 191 to 200 of about 1,133,081 (254)

Use and Out-of-Pocket Costs of Inhaler Devices by Payer Type and Estimated Carbon Dioxide Emissions.

open access: yesJAMA Netw Open
Qato DM   +5 more
europepmc   +1 more source

Inability of Physicians to Use Metered-Dose Inhalers

open access: yesJournal of Asthma, 1997
The effectiveness of antiasthmatic therapy with metered-dose inhalers (MDIs) is usually limited by defective inhalational technique. This study surveyed the MDI inhalation performance and knowledge of 100 physicians whose performance (demarcated into six stages) and knowledge scores correlated (r = 0.33, p < 0.001).
Ip, M   +8 more
exaly   +6 more sources

Metered dose inhalers: A need for dose counters

Respirology, 2005
Objectives:  This study investigated the ability of patients to assess when a metered dose inhaler (MDI) is empty.Methodology:  A total of 17 patients assessed, by shaking, the number of doses remaining in a salbutamol MDI that had been partially emptied.
Shaun, Holt   +4 more
openaire   +2 more sources

The rejuvenated pressurised metered dose inhaler

Expert Opinion on Drug Delivery, 2007
The pressurised metered-dose inhaler (pMDI) has now been available for 50 years. Once regarded as an inefficient and difficult-to-use device, the technology has evolved significantly over the last few years, particularly since the introduction of novel formulations containing hydrofluoroalkane (HFA) propellants.
John, Bell, Steve, Newman
openaire   +2 more sources

Floating Patterns of Metered Dose Inhalers

Journal of Asthma, 1997
As long as metered dose inhalers have existed, patients have sought a reliable method to determine if a given canister was still potent. Concerning beta agonists, the answer to this question may be lifesaving. Issues of compliance have made dating canisters or counting doses impractical.
B L, Wolf, K R, Cochran
openaire   +2 more sources

Nonprescription Epinephrine Metered-Dose Inhaler: To Be or Not To Be

Pediatric Allergy, Immunology, and Pulmonology, 2014
A new product, Epinephrine HFA, is being considered by the Food and Drug Administration (FDA) for marketing approval as a nonprescription bronchodilator inhaler for the treatment of the “temporary relief of mild symptoms of intermittent asthma in adults and children 12 years of age and older.” This product would serve as a ...
Kathryn, Blake, Hengameh, Raissy
openaire   +2 more sources

The Continued Need for Metered Dose Inhalers

Journal of Aerosol Medicine, 1995
The metered dose inhaler (MDI) is currently the most widely used device in the treatment of adult asthma. It is the delivery system of choice in general practice throughout the world where both MDIs and powder inhalers are available. Up to 70% of all UK adult asthma prescriptions are for an MDI and worldwide the figures are likely to be higher. The MDI
openaire   +2 more sources

Spacer Devices for Metered Dose Inhalers

Clinical Pharmacokinetics, 2004
Spacer devices are attachments to the mouthpieces of pressurised metered dose inhalers (pMDIs), and range from tube spacers with a volume of
openaire   +2 more sources

Principles of Metered-Dose Inhaler Design

Respiratory Care, 2005
The pressurized metered-dose inhaler (pMDI) was introduced to deliver asthma medications in a convenient and reliable multi-dose presentation. The key components of the pMDI device (propellants, formulation, metering valve, and actuator) all play roles in the formation of the spray, and in determining drug delivery to the lungs.
openaire   +2 more sources

Metered-Dose Inhalers, Dry Powder Inhalers, and Transitions

Respiratory Care, 2000
Since 1956, the pMDI has become the most commonly prescribed and used aerosol device in the world. While concerns about global warming have led to a worldwide ban of CFCs, new HFA-propelled pMDIs are in development, requiring an evolutionary transition in the technology.
openaire   +2 more sources

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