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ClinicalTrials.gov public records Last synced Oct 8, 2026, 8:19 PM EDT

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Showing 1–21 of 21 matching trials from the live ClinicalTrials.gov search.
Filters: Sponsor: Amphastar Pharmaceuticals, Inc. Clear all
Completed Phase 2 Interventional

Dose-Ranging Study of A006 DPI, in Adult Asthma Patients

NCT01174732
View directory record Official record
Conditions
Asthma, Bronchospasm
Interventions
albuterol inhalation powder, Placebo, albuterol inhalation aerosol
Drug
Lead sponsor
Amphastar Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
4
States / cities
San Jose, California • Centennial, Colorado • Denver, Colorado + 1 more
Source: ClinicalTrials.gov public record
Updated Apr 19, 2017 · Synced Oct 8, 2026, 8:19 PM EDT
Terminated Phase 3 Interventional

4-Week Study of Efficacy, Safety and PK of Albuterol-HFA Versus Proventil-HFA in Pediatric Asthma

NCT00634517
View directory record Official record
Conditions
Asthma
Interventions
Armstrong Albuterol Sulfate Inhalation Aerosol, Albuterol Sulfate Inhalation Aerosol
Drug
Lead sponsor
Amphastar Pharmaceuticals, Inc.
Industry
Eligibility
4 Years to 11 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008
U.S. locations
8
States / cities
Long Beach, California • San Diego, California • Stockton, California + 5 more
Source: ClinicalTrials.gov public record
Updated Jul 15, 2013 · Synced Oct 8, 2026, 8:19 PM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Pharmacokinetics (PK) Study of Epinephrine Inhalation Aerosol in Healthy Volunteers

NCT01143051
View directory record Official record
Conditions
Asthma
Interventions
epinephrine inhalation aerosol
Drug
Lead sponsor
Amphastar Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 30 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010
U.S. locations
1
States / cities
Cypress, California
Source: ClinicalTrials.gov public record
Updated Sep 25, 2018 · Synced Oct 8, 2026, 8:19 PM EDT
Completed Phase 2 Interventional

Albuterol DPI (A006) Clinical Study-B2: Efficacy, Dose-Ranging and Initial Safety Evaluation

NCT01581177
View directory record Official record
Conditions
Asthma
Interventions
Albuterol DPI 25 mcg/inh, Albuterol DPI 90 mcg/inh, Placebo DPI, Albuterol MDI 90 mcg/inh
Drug
Lead sponsor
Amphastar Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012
U.S. locations
4
States / cities
San Jose, California • Medford, Oregon • New Braunfels, Texas + 1 more
Source: ClinicalTrials.gov public record
Updated May 19, 2017 · Synced Oct 8, 2026, 8:19 PM EDT
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers Results available

Comparison of the Pharmacokinetics (PK) and Pharmacodynamics (PD) Biosimilarity of Proposed Biosimilar Rapid-Acting Insulin Aspart (I004) and NovoLog After Single-Dose Subcutaneous Administration to Healthy Volunteers

NCT05539872
View directory record Official record
Conditions
Pharmacokinetics, Pharmacodynamics
Interventions
I004, NovoLog
Drug
Lead sponsor
Amphastar Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
69 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Chula Vista, California
Source: ClinicalTrials.gov public record
Updated Mar 5, 2026 · Synced Oct 8, 2026, 8:19 PM EDT
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers

Comparison of the Pharmacokinetics (PK) and Pharmacodynamics (PD) Biosimilarity of Proposed Biosimilar/Interchangeable Rapid-Acting Insulin Aspart (I004) and NovoLog® After Single-Dose Subcutaneous Administration to Healthy Volunteers

NCT07560150
View directory record Official record
Conditions
Pharmacokinetics, Pharmacodynamics, Insulin Aspart
Interventions
I004, NovoLog
Drug
Lead sponsor
Amphastar Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
62 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Chula Vista, California
Source: ClinicalTrials.gov public record
Updated Jul 22, 2026 · Synced Oct 8, 2026, 8:19 PM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Epinephrine Inhalation Aerosol USP, a HFA-MDI Study for Assessment of Pharmacokinetics

NCT01188577
View directory record Official record
Conditions
Asthma, Bronchospasm, Wheezing, Shortness of Breath
Interventions
Epinephrine Inhalation Aerosol, HFA, Epinephrine Inhalation Aerosol
Drug
Lead sponsor
Amphastar Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 30 Years
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Cypress, California
Source: ClinicalTrials.gov public record
Updated Jul 25, 2017 · Synced Oct 8, 2026, 8:19 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Evaluation of Efficacy and Safety for Single Dose of E004 in Children With Asthma

NCT01737905
View directory record Official record
Conditions
Asthma
Interventions
Epinephrine HFA-MDI (E004), Placebo-HFA
Drug
Lead sponsor
Amphastar Pharmaceuticals, Inc.
Industry
Eligibility
4 Years to 11 Years
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
6
States / cities
Cypress, California • Medford, Oregon • Portland, Oregon + 3 more
Source: ClinicalTrials.gov public record
Updated Mar 11, 2016 · Synced Oct 8, 2026, 8:19 PM EDT
Terminated Phase 1Phase 2 Interventional Accepts healthy volunteers

Assessment and Evaluation of Pharmacokinetic Profile of E004 in Healthy Adults

NCT01737892
View directory record Official record
Conditions
Asthma
Interventions
Arm T Epinephrine Inhalation Aerosol HFA, 125 mcg, 1 inhalation, Arm C-Epinephrine Inhalation Aerosol CFC
Drug
Lead sponsor
Amphastar Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 30 Years
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
1
States / cities
Cypress, California
Source: ClinicalTrials.gov public record
Updated Mar 17, 2016 · Synced Oct 8, 2026, 8:19 PM EDT
Terminated Phase 3 Interventional

Controlled, 12-Week Study of Albuterol HFA Versus the Active Control, Proventil(R)-HFA in Asthmatic Patients

NCT00635505
View directory record Official record
Conditions
Asthma
Interventions
albuterol HFA (Armstrong's), albuterol HFA (Proventil HFA), HFA placebo
Drug
Lead sponsor
Amphastar Pharmaceuticals, Inc.
Industry
Eligibility
12 Years to 75 Years
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
42
States / cities
Mobile, Alabama • Huntington Beach, California • Long Beach, California + 34 more
Source: ClinicalTrials.gov public record
Updated Jul 15, 2013 · Synced Oct 8, 2026, 8:19 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Study of Drug Exposure in Systemic Circulation of Primatene Mist by Oral Inhalation, Versus Epinephrine Injection by Intramuscular Injection and ProAir by Oral Inhalation in Healthy Individuals

NCT04207840
View directory record Official record
Conditions
Pharmacokinetics, Epinephrine, Albuterol, Asthma, Anaphylaxis
Interventions
Epinephrine (0.125 mg/inhalation), Epinephrine Injection Auto-Injector (0.3mg/0.3mL), Albuterol Sulfate (0.09 mg/inhalation)
Combination Product
Lead sponsor
Amphastar Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 50 Years
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Cypress, California
Source: ClinicalTrials.gov public record
Updated Mar 30, 2021 · Synced Oct 8, 2026, 8:19 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Evaluation of the Allergenicity of AMPHADASE INJECTION (Hyaluronidase Injection USP)

NCT01689363
View directory record Official record
Conditions
Allergic Skin Reaction
Interventions
Hyaluronidase, Histamine, Saline
Drug
Lead sponsor
Amphastar Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 80 Years
Enrollment
253 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
5
States / cities
Eugene, Oregon • Lake Oswego, Oregon • Portland, Oregon + 2 more
Source: ClinicalTrials.gov public record
Updated Jan 20, 2017 · Synced Oct 8, 2026, 8:19 PM EDT
Terminated Phase 1Phase 2 Interventional

Randomized, Placebo/Active Crossover Dose-ranging Study for Safety and Efficacy in Asthma Patients.

NCT01025648
View directory record Official record
Conditions
Asthma
Interventions
E004 (epinephrine inhalation aerosol), 90 mcg/actuation, E004 Placebo, E004 (epinephrine inhalation aerosol), 125 mcg, E004 (epinephrine inhalation aerosol), 220 mcg, epinephrine inhalation aerosol, CFC propelled, E004 (epinephrine inhalation aerosol), 160 mcg
Drug
Lead sponsor
Amphastar Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009
U.S. locations
2
States / cities
San Jose, California • Stockton, California
Source: ClinicalTrials.gov public record
Updated May 16, 2018 · Synced Oct 8, 2026, 8:19 PM EDT
Completed Phase 2 Interventional

Escalating and Cumulative-Dose Study of Pharmacokinetics (PK), Pharmacodynamics (PD) and Safety of A006

NCT01189396
View directory record Official record
Conditions
Asthma, Bronchospasm, Chronic Obstructive Pulmonary Disease (COPD)
Interventions
A006, Placebo DPI, Proventil-HFA
Drug
Lead sponsor
Amphastar Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
4
States / cities
Medford, Oregon • Portland, Oregon • San Antonio, Texas + 1 more
Source: ClinicalTrials.gov public record
Updated Jul 2, 2017 · Synced Oct 8, 2026, 8:19 PM EDT
Completed Phase 3 Interventional

Safety Study in Adolescent and Adult Patients With Asthma

NCT01476904
View directory record Official record
Conditions
Asthma
Interventions
Placebo, Primatene Mist, Epinephrine inhalation
Drug
Lead sponsor
Amphastar Pharmaceuticals, Inc.
Industry
Eligibility
12 Years to 75 Years
Enrollment
208 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
27
States / cities
Costa Mesa, California • Los Angeles, California • Orange, California + 24 more
Source: ClinicalTrials.gov public record
Updated Feb 13, 2017 · Synced Oct 8, 2026, 8:19 PM EDT
Completed Phase 3 Interventional

Evaluation of Efficacy and Safety of E004 in Children With Asthma

NCT01460511
View directory record Official record
Conditions
Asthma
Interventions
E004 (Epinephrine Inhalation Aerosol) HFA-MDI, Placebo-HFA
Drug
Lead sponsor
Amphastar Pharmaceuticals, Inc.
Industry
Eligibility
4 Years to 11 Years
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
8
States / cities
Costa Mesa, California • Orange, California • Stockton, California + 5 more
Source: ClinicalTrials.gov public record
Updated Jul 31, 2018 · Synced Oct 8, 2026, 8:19 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Epinephrine Inhalation Aerosol USP, CLINICAL STUDY-B3 FOR ASSESSMENT OF PHARMACOKINETICS

NCT01255709
View directory record Official record
Conditions
Asthma
Interventions
Arm T1: Primatene Mist HFA, Arm T2: Primatene Mist HFA, Arm C: Primatene Mist (epinephrine inhalation aerosol, USP)
Drug
Lead sponsor
Amphastar Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 30 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Cypress, California
Source: ClinicalTrials.gov public record
Updated Mar 17, 2016 · Synced Oct 8, 2026, 8:19 PM EDT
Completed Phase 2 Interventional

Albuterol DPI (A006) Clinical Study-B3:Efficacy, Dose-ranging and Safety Evaluation

NCT02210806
View directory record Official record
Conditions
Asthma
Interventions
A006 DPI, Placebo DPI, Proventil® MDI
Drug · Other
Lead sponsor
Amphastar Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014
U.S. locations
4
States / cities
San Jose, California • Medford, Oregon • New Braunfels, Texas + 1 more
Source: ClinicalTrials.gov public record
Updated Apr 19, 2017 · Synced Oct 8, 2026, 8:19 PM EDT
Completed Phase 3 Interventional

Epinephrine Inhalation Aerosol USP: For Evaluation Of Efficacy And Safety In Asthma Patients

NCT01357642
View directory record Official record
Conditions
Asthma
Interventions
epinephrine inhalation aerosol, Placebo
Drug
Lead sponsor
Amphastar Pharmaceuticals, Inc.
Industry
Eligibility
12 Years to 75 Years
Enrollment
373 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011
U.S. locations
33
States / cities
Costa Mesa, California • Los Angeles, California • Mission Viejo, California + 30 more
Source: ClinicalTrials.gov public record
Updated Mar 11, 2016 · Synced Oct 8, 2026, 8:19 PM EDT
Terminated Phase 3 Interventional

Single-Dose Cross-Over Study of the Effects of Albuterol-HFA in Exercise Induced Bronchoconstriction

NCT00634829
View directory record Official record
Conditions
Asthma, Bronchospasm
Interventions
albuterol (Armstrong Albuterol HFA), Albuterol Sulfate (Provenetil-HFA), Placebo-HFA
Drug
Lead sponsor
Amphastar Pharmaceuticals, Inc.
Industry
Eligibility
12 Years to 50 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008
U.S. locations
3
States / cities
Denver, Colorado • Englewood, Colorado • Lakewood, Colorado
Source: ClinicalTrials.gov public record
Updated Jul 15, 2013 · Synced Oct 8, 2026, 8:19 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Evaluation of Pharmacokinetics and Safety of A006 in Healthy Volunteers

NCT02271334
View directory record Official record
Conditions
Asthma
Interventions
A006 DPI, Proventil® MDI
Drug
Lead sponsor
Amphastar Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 40 Years
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Cypress, California
Source: ClinicalTrials.gov public record
Updated Apr 19, 2017 · Synced Oct 8, 2026, 8:19 PM EDT