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Showing 1–24 of 218 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Dry powder inhaler Clear all
Completed Phase 2 Interventional Results available

Efficacy and Safety Study in Subjects With Asthma

NCT00980200
View directory record Official record
Conditions
Asthma
Interventions
Dose 4 QD, Dose 3 QD, placebo, Dose 2 QD, Dose 1 BD
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years and older
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
9
States / cities
Cypress, California • Huntington Beach, California • Bethesda, Maryland + 6 more
Source: ClinicalTrials.gov public record
Updated Jan 29, 2017 · Synced Sep 15, 2026, 4:14 PM EDT
Completed Phase 2 Interventional Results available

GB002 in Adult Subjects With Pulmonary Arterial Hypertension (PAH)

NCT04456998
View directory record Official record
Conditions
Pulmonary Artery Hypertension
Interventions
GB002 (seralutinib), Placebo, Generic Dry Powder Inhaler
Drug · Device
Lead sponsor
GB002, Inc., a wholly owned subsidiary of Gossamer Bio, Inc.
Industry
Eligibility
18 Years to 75 Years
Enrollment
86 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
36
States / cities
Phoenix, Arizona • Los Angeles, California • Sacramento, California + 31 more
Source: ClinicalTrials.gov public record
Updated Nov 6, 2023 · Synced Sep 15, 2026, 4:14 PM EDT
Completed Phase 3 Interventional Results available

A Chronic-Dose Safety and Efficacy Study of Albuterol Multi-Dose Dry Powder Inhaler in Pediatric Asthmatics

NCT02126839
View directory record Official record
Conditions
Asthma
Interventions
Albuterol MDPI, Placebo, ProAir HFA inhaler
Drug
Lead sponsor
Teva Branded Pharmaceutical Products R&D, Inc.
Industry
Eligibility
4 Years to 11 Years
Enrollment
186 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
51
States / cities
Birmingham, Alabama • Mobile, Alabama • Little Rock, Alaska + 45 more
Source: ClinicalTrials.gov public record
Updated Nov 8, 2021 · Synced Sep 15, 2026, 4:14 PM EDT
Completed Phase 2 Interventional Results available

Vardenafil Inhaled for Pulmonary Arterial Hypertension PRN Phase 2B Study

NCT04266197
View directory record Official record
Conditions
Pulmonary Arterial Hypertension
Interventions
Drug: RT234 - vardenafil inhalation powder; Device: Axially Oscillating Sphere dry powder inhaler (AOS DPI)
Combination Product
Lead sponsor
Respira Therapeutics, Inc.
Industry
Eligibility
18 Years to 80 Years
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
26
States / cities
Birmingham, Alabama • Tucson, Arizona • Los Angeles, California + 22 more
Source: ClinicalTrials.gov public record
Updated Jul 12, 2026 · Synced Sep 15, 2026, 4:14 PM EDT
Completed Phase 3 Interventional Results available

Extension Study to Evaluate the Safety and Efficacy of PT003, PT001, and PT005 in Subjects With Moderate to Very Severe COPD, With Spiriva® Handihaler® (PINNACLE 3)

NCT01970878
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease (COPD)
Interventions
GFF MDI (PT 003), GP MDI (PT001), FF MDI (PT005), Open-label tiotropium bromide inhalation (Spiriva® Handihaler®)
Drug
Lead sponsor
Pearl Therapeutics, Inc.
Industry
Eligibility
40 Years to 80 Years
Enrollment
892 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
110
States / cities
Andalusia, Alabama • Anniston, Alabama • Athens, Alabama + 107 more
Source: ClinicalTrials.gov public record
Updated Mar 16, 2017 · Synced Sep 15, 2026, 4:14 PM EDT
Completed Phase 3 Interventional Results available

Efficacy and Safety of PT003, PT005, and PT001 in Subjects With Moderate to Very Severe Chronic Obstructive Pulmonary Disease (COPD); (PINNACLE 1)

NCT01854645
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease
Interventions
GFF MDI, GP MDI, FF MDI, Open-label tiotropium bromide inhalation powder (Spiriva® Handihaler®), Placebo MDI
Drug
Lead sponsor
Pearl Therapeutics, Inc.
Industry
Eligibility
40 Years to 80 Years
Enrollment
2,103 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
121
States / cities
Andalusia, Alabama • Anniston, Alabama • Athens, Alabama + 118 more
Source: ClinicalTrials.gov public record
Updated Mar 27, 2017 · Synced Sep 15, 2026, 4:14 PM EDT
Completed Phase 2 Interventional Results available

Dose-ranging Study of Vilanterol (VI) Inhalation Powder in Children

NCT01573767
View directory record Official record
Conditions
Asthma
Interventions
Fluticasone propionate 100mcg, Placebo, Vilanterol
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
5 Years to 11 Years
Enrollment
463 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
34
States / cities
Birmingham, Alabama • Mobile, Alabama • Little Rock, Arkansas + 31 more
Source: ClinicalTrials.gov public record
Updated Jan 8, 2017 · Synced Sep 15, 2026, 4:14 PM EDT
Completed Phase 2 Interventional Results available

Efficacy And Safety Of GW642444M Comparing Placebo In Adolescent And Adult Subjects With Persistent Asthma.

NCT00600171
View directory record Official record
Conditions
Asthma
Interventions
GW642444M, Placebo
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
12 Years and older
Enrollment
614 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
30
States / cities
Phoenix, Arizona • Fresno, California • Huntington Beach, California + 25 more
Source: ClinicalTrials.gov public record
Updated Dec 15, 2016 · Synced Sep 15, 2026, 4:14 PM EDT
Completed Phase 3 Interventional Results available

Effect of Fluticasone Furoate Inhalation Powder on the Hypothalamic-pituitary-adrenocortical Axis of Children Aged 5-11 Years With Asthma

NCT02483975
View directory record Official record
Conditions
Asthma
Interventions
FF, Placebo, Montelukast, Albuterol/Salbutamol
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
5 Years to 11 Years
Enrollment
111 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
14
States / cities
Little Rock, Arkansas • Alhambra, California • Costa Mesa, California + 8 more
Source: ClinicalTrials.gov public record
Updated Apr 26, 2020 · Synced Sep 15, 2026, 4:14 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Pharmacodynamics and Pharmacokinetics of Aspirin Inhalation Powder With Non-Enteric-Coated Chewable Aspirin

NCT04328883
View directory record Official record
Conditions
Platelet Aggregation Inhibitors
Interventions
Aspirin
Drug
Lead sponsor
Inova Health Care Services
Other
Eligibility
18 Years to 55 Years
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Falls Church, Virginia
Source: ClinicalTrials.gov public record
Updated Mar 31, 2020 · Synced Sep 15, 2026, 4:14 PM EDT
Completed Phase 2 Interventional Results available

Formoterol Dose Ranging Study (ACHIEVE Duaklir USA Phase IIb)

NCT02796651
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease - COPD
Interventions
Formoterol fumarate (6 μg), Formoterol furmarate (20 μg), Placebo for formoterol fumarate, Formoterol fumarate (12 μg), Formoterol fumarate (40 μg)
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
40 Years to 130 Years
Enrollment
132 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016
U.S. locations
20
States / cities
Glendale, Arizona • Phoenix, Arizona • Tempe, Arizona + 17 more
Source: ClinicalTrials.gov public record
Updated Feb 6, 2018 · Synced Sep 15, 2026, 4:14 PM EDT
Completed Not applicable Interventional Results available

COPD Aerosol Study Comparing the Efficacy of Nebulizers Versus Dry Powder Inhalers

NCT02291016
View directory record Official record
Conditions
COPD Exacerbation
Interventions
Formoterol, Placebo
Drug · Other
Lead sponsor
University of Tennessee Graduate School of Medicine
Other
Eligibility
40 Years and older
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Knoxville, Tennessee
Source: ClinicalTrials.gov public record
Updated Mar 18, 2019 · Synced Sep 15, 2026, 4:14 PM EDT
Recruiting Phase 3 Interventional

Efficacy and Safety Study of Treprostinil Palmitil Inhalation Powder (TPIP) in Participants With Pulmonary Hypertension Associated With Interstitial Lung Disease (PH-ILD)

NCT07179380
View directory record Official record
Conditions
Pulmonary Hypertension, Interstitial Lung Disease
Interventions
Treprostinil Palmitil Inhalation Powder, Placebo
Drug
Lead sponsor
Insmed Incorporated
Industry
Eligibility
18 Years and older
Enrollment
344 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
11
States / cities
Los Angeles, California • Santa Barbara, California • Gainesville, Florida + 8 more
Source: ClinicalTrials.gov public record
Updated Aug 13, 2026 · Synced Sep 15, 2026, 4:14 PM EDT
Completed Phase 3 Interventional Results available

Study Evaluating the Efficacy and Safety of Fluticasone Furoate/Vilanterol Inhalation Powder (FF/VI) Compared With Vilanterol Inhalation Powder (VI) in Subjects With Chronic Obstructive Pulmonary Disease (COPD)

NCT02105974
View directory record Official record
Conditions
Pulmonary Disease, Chronic Obstructive
Interventions
Fluticasone Furoate/Vilanterol, Vilanterol
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
40 Years and older
Enrollment
1,621 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
17
States / cities
Riverside, California • Sunset, Louisiana • Saint Charles, Missouri + 14 more
Source: ClinicalTrials.gov public record
Updated Jan 23, 2018 · Synced Sep 15, 2026, 4:14 PM EDT
Withdrawn Phase 4 Interventional

Perforomist Versus Foradil Evaluated by Inspiratory Capacity and High Resolution Computed Tomography (HRCT)

NCT00633776
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease, COPD, Chronic Bronchitis, Emphysema
Interventions
formoterol fumarate
Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
40 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Aug 3, 2016 · Synced Sep 15, 2026, 4:14 PM EDT
Completed Phase 4 Interventional Results available

Preference Attributes of ELLIPTA Dry Powder Inhaler (DPI) and HANDIHALER DPI in Subjects With Chronic Obstructive Pulmonary Disease (COPD)

NCT02786927
View directory record Official record
Conditions
Pulmonary Disease, Chronic Obstructive
Interventions
Placebo ELLIPTA device, Placebo capsules for use in HANDIHALER device, Inhaler Preference Questionnaire Version 1, Inhaler Preference Questionnaire Version 2
Drug · Other
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
40 Years and older
Enrollment
214 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016
U.S. locations
22
States / cities
Glendale, Arizona • Clearwater, Florida • Orlando, Florida + 19 more
Source: ClinicalTrials.gov public record
Updated Oct 14, 2018 · Synced Sep 15, 2026, 4:14 PM EDT
Completed Phase 2 Interventional

A Study to Evaluate the Efficacy, Safety and Pharmacokinetics of Treprostinil Palmitil Inhalation Powder in Participants With Pulmonary Arterial Hypertension

NCT05147805
View directory record Official record
Conditions
Pulmonary Arterial Hypertension
Interventions
Treprostinil Palmitil, Placebo
Drug
Lead sponsor
Insmed Incorporated
Industry
Eligibility
18 Years to 75 Years
Enrollment
102 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
21
States / cities
Phoenix, Arizona • Scottsdale, Arizona • Tucson, Arizona + 16 more
Source: ClinicalTrials.gov public record
Updated Mar 29, 2026 · Synced Sep 15, 2026, 4:14 PM EDT
Completed Phase 3 Interventional Results available

A 12-week Study to Evaluate the Efficacy and Safety of Umeclidinium Compared With Tiotropium in Subjects With Chronic Obstructive Pulmonary Disease

NCT02207829
View directory record Official record
Conditions
Pulmonary Disease, Chronic Obstructive
Interventions
Umeclidinium, Umeclidinium matching placebo, Tiotropium, Tiotropium matching placebo
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
40 Years and older
Enrollment
1,017 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
Spartanburg, South Carolina
Source: ClinicalTrials.gov public record
Updated Jan 23, 2018 · Synced Sep 15, 2026, 4:14 PM EDT
Withdrawn Phase 3 Interventional

Bronchoprotective Effect of Arformoterol in Children With Exercise-Induced Bronchospasm (EIB)

NCT00662779
View directory record Official record
Conditions
Exercise-induced Bronchospasm
Interventions
arformoterol, formoterol, placebo
Drug
Lead sponsor
University of New Mexico
Other
Eligibility
12 Years to 17 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Albuquerque, New Mexico
Source: ClinicalTrials.gov public record
Updated Dec 10, 2015 · Synced Sep 15, 2026, 4:14 PM EDT
Completed Phase 3 Interventional Results available

1-year Study to Assess the Efficacy, Safety, and Tolerability of Glycopyrronium Bromide (NVA237) in Chronic Obstructive Pulmonary Disease (COPD)

NCT00929110
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease
Interventions
Glycopyrronium bromide, Placebo to glycopyrronium bromide, Tiotropium
Drug
Lead sponsor
Novartis
Industry
Eligibility
40 Years and older
Enrollment
1,066 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
75
States / cities
Birmingham, Alabama • Mobile, Alabama • Montgomery, Alabama + 68 more
Source: ClinicalTrials.gov public record
Updated Aug 16, 2012 · Synced Sep 15, 2026, 4:14 PM EDT
Completed Phase 3 Interventional Results available

Study HZA106829: Efficacy/Safety Study of Fluticasone Furoate/Vilanterol (GW642444) in Adult and Adolescent Asthmatics

NCT01134042
View directory record Official record
Conditions
Asthma
Interventions
Fluticasone Furoate/Vilanterol Inhalation Powder, Fluticasone Furoate Inhalation Powder, Fluticasone Propionate Inhalation Powder, Placebo Inhalation Powder 1, Placebo Inhalation Powder 2
Drug · Other
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
12 Years and older
Enrollment
587 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
23
States / cities
Bell Gardens, California • Huntington Beach, California • Long Beach, California + 19 more
Source: ClinicalTrials.gov public record
Updated Jan 10, 2017 · Synced Sep 15, 2026, 4:14 PM EDT
Terminated Phase 2 Interventional

Study to Evaluate Itraconazole Administered as Inhaled Dry Powder in Adults With Asthma and ABPA

NCT05667662
View directory record Official record
Conditions
ABPA
Interventions
Itraconazole Powder, Placebo
Drug
Lead sponsor
Pulmatrix Inc.
Industry
Eligibility
18 Years and older
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
8
States / cities
Birmingham, Alabama • Scottsdale, Arizona • Santa Monica, California + 5 more
Source: ClinicalTrials.gov public record
Updated Apr 1, 2024 · Synced Sep 15, 2026, 4:14 PM EDT
Completed Phase 3 Interventional Results available

AMPLIFY - D6571C00001 Duaklir USA Phase III Study

NCT02796677
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease
Interventions
Aclidinium bromide 400 μg/Formoterol Fumarate 12 μg (AB/FF 400/12 μg), Aclidinium bromide 400 μg (AB 400 μg), Formoterol fumarate 12 μg (FF 12 μg), Placebo to AB/FF 400/12 μg, AB 400 μg and FF 12 μg, Tiotropium 18 μg (TIO 18 μg), Placebo to TIO 18 μg
Drug · Other
Lead sponsor
AstraZeneca
Industry
Eligibility
40 Years to 130 Years
Enrollment
1,595 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
85
States / cities
Gulf Shores, Alabama • Phoenix, Arizona • Tucson, Arizona + 74 more
Source: ClinicalTrials.gov public record
Updated Nov 8, 2018 · Synced Sep 15, 2026, 4:14 PM EDT
Completed Phase 3 Interventional Results available

Efficacy and Safety of Glycopyrronium/Formoterol Fumarate Fixed-dose Combination Relative to Umeclidinium/Vilanterol Fixed-dose Combination Over 24 Weeks in Patients With Moderate to Very Severe Chronic Obstructive Pulmonary Disease

NCT03162055
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease COPD
Interventions
Glycopyrronium/Formoterol Fumarate, umeclidinium/vilanterol
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
40 Years to 95 Years
Enrollment
1,119 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
15
States / cities
Tempe, Arizona • Escondido, California • Sacramento, California + 12 more
Source: ClinicalTrials.gov public record
Updated May 21, 2019 · Synced Sep 15, 2026, 4:14 PM EDT