{ "api_version": "1", "request": { "url": "https://clinicaltrialsfind.com/api/v1/search.json?sponsor=Amphastar+Pharmaceuticals%2C+Inc.", "query": { "sponsor": "Amphastar Pharmaceuticals, Inc." }, "page_size": 10 }, "pagination": { "page": 1, "page_size": 10, "total_count": 21, "total_pages": 3, "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?sponsor=Amphastar+Pharmaceuticals%2C+Inc.&page=2&page_size=10", "previous_page_url": null }, "source": "remote", "last_synced_at": "2026-10-09T04:14:04.477Z", "attribution": "Data derived from public ClinicalTrials.gov records. The official record at https://clinicaltrials.gov/ remains the source of truth for current availability, contacts, and full study details.", "notes": [ "This endpoint exposes only public summary fields — no participant contact emails, phone numbers, or scraped investigator contact details.", "For contact information and full protocol detail, follow each trial's `official_url` to the ClinicalTrials.gov record.", "This API is a navigational aid. It does not provide medical advice, eligibility determinations, or compensation guarantees." ], "trials": [ { "nct_id": "NCT01174732", "title": "Dose-Ranging Study of A006 DPI, in Adult Asthma Patients", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "Asthma", "Bronchospasm" ], "interventions": [ { "name": "albuterol inhalation powder", "type": "DRUG" }, { "name": "Placebo", "type": "DRUG" }, { "name": "albuterol inhalation aerosol", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Amphastar Pharmaceuticals, Inc.", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": "55 Years", "sex": "ALL", "summary": "18 Years to 55 Years" }, "enrollment_count": 26, "start_date": "2010-07", "completion_date": "2011-01", "has_results": false, "last_update_posted_date": "2017-04-19", "last_synced_at": "2026-10-09T04:14:04.477Z", "location_count": 4, "location_summary": "San Jose, California • Centennial, Colorado • Denver, Colorado + 1 more", "locations": [ { "city": "San Jose", "state": "California" }, { "city": "Centennial", "state": "Colorado" }, { "city": "Denver", "state": "Colorado" }, { "city": "Lakewood", "state": "Colorado" } ], "official_url": "https://clinicaltrials.gov/study/NCT01174732" }, { "nct_id": "NCT00634517", "title": "4-Week Study of Efficacy, Safety and PK of Albuterol-HFA Versus Proventil-HFA in Pediatric Asthma", "overall_status": "TERMINATED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE3" ], "conditions": [ "Asthma" ], "interventions": [ { "name": "Armstrong Albuterol Sulfate Inhalation Aerosol", "type": "DRUG" }, { "name": "Albuterol Sulfate Inhalation Aerosol", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Amphastar Pharmaceuticals, Inc.", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "4 Years", "maximum_age": "11 Years", "sex": "ALL", "summary": "4 Years to 11 Years" }, "enrollment_count": 48, "start_date": "2008-03", "completion_date": "2008-12", "has_results": false, "last_update_posted_date": "2013-07-15", "last_synced_at": "2026-10-09T04:14:04.477Z", "location_count": 8, "location_summary": "Long Beach, California • San Diego, California • Stockton, California + 5 more", "locations": [ { "city": "Long Beach", "state": "California" }, { "city": "San Diego", "state": "California" }, { "city": "Stockton", "state": "California" }, { "city": "Ashland", "state": "Oregon" }, { "city": "Eugene", "state": "Oregon" } ], "official_url": "https://clinicaltrials.gov/study/NCT00634517" }, { "nct_id": "NCT01143051", "title": "Pharmacokinetics (PK) Study of Epinephrine Inhalation Aerosol in Healthy Volunteers", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE1", "PHASE2" ], "conditions": [ "Asthma" ], "interventions": [ { "name": "epinephrine inhalation aerosol", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Amphastar Pharmaceuticals, Inc.", "sponsor_class": "INDUSTRY", "healthy_volunteers": true, "eligibility": { "minimum_age": "18 Years", "maximum_age": "30 Years", "sex": "ALL", "summary": "18 Years to 30 Years" }, "enrollment_count": 24, "start_date": "2010-01", "completion_date": "2010-06", "has_results": true, "last_update_posted_date": "2018-09-25", "last_synced_at": "2026-10-09T04:14:04.477Z", "location_count": 1, "location_summary": "Cypress, California", "locations": [ { "city": "Cypress", "state": "California" } ], "official_url": "https://clinicaltrials.gov/study/NCT01143051" }, { "nct_id": "NCT01581177", "title": "Albuterol DPI (A006) Clinical Study-B2: Efficacy, Dose-Ranging and Initial Safety Evaluation", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2" ], "conditions": [ "Asthma" ], "interventions": [ { "name": "Albuterol DPI 25 mcg/inh", "type": "DRUG" }, { "name": "Albuterol DPI 90 mcg/inh", "type": "DRUG" }, { "name": "Placebo DPI", "type": "DRUG" }, { "name": "Albuterol MDI 90 mcg/inh", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Amphastar Pharmaceuticals, Inc.", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": "55 Years", "sex": "ALL", "summary": "18 Years to 55 Years" }, "enrollment_count": 23, "start_date": "2012-04", "completion_date": "2012-08", "has_results": false, "last_update_posted_date": "2017-05-19", "last_synced_at": "2026-10-09T04:14:04.477Z", "location_count": 4, "location_summary": "San Jose, California • Medford, Oregon • New Braunfels, Texas + 1 more", "locations": [ { "city": "San Jose", "state": "California" }, { "city": "Medford", "state": "Oregon" }, { "city": "New Braunfels", "state": "Texas" }, { "city": "San Antonio", "state": "Texas" } ], "official_url": "https://clinicaltrials.gov/study/NCT01581177" }, { "nct_id": "NCT05539872", "title": "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", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2", "PHASE3" ], "conditions": [ "Pharmacokinetics", "Pharmacodynamics" ], "interventions": [ { "name": "I004", "type": "DRUG" }, { "name": "NovoLog", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Amphastar Pharmaceuticals, Inc.", "sponsor_class": "INDUSTRY", "healthy_volunteers": true, "eligibility": { "minimum_age": "18 Years", "maximum_age": "65 Years", "sex": "ALL", "summary": "18 Years to 65 Years" }, "enrollment_count": 69, "start_date": "2022-08-22", "completion_date": "2023-01-30", "has_results": true, "last_update_posted_date": "2026-03-05", "last_synced_at": "2026-10-09T04:14:04.477Z", "location_count": 1, "location_summary": "Chula Vista, California", "locations": [ { "city": "Chula Vista", "state": "California" } ], "official_url": "https://clinicaltrials.gov/study/NCT05539872" }, { "nct_id": "NCT07560150", "title": "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", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE2", "PHASE3" ], "conditions": [ "Pharmacokinetics", "Pharmacodynamics", "Insulin Aspart" ], "interventions": [ { "name": "I004", "type": "DRUG" }, { "name": "NovoLog", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Amphastar Pharmaceuticals, Inc.", "sponsor_class": "INDUSTRY", "healthy_volunteers": true, "eligibility": { "minimum_age": "18 Years", "maximum_age": "65 Years", "sex": "ALL", "summary": "18 Years to 65 Years" }, "enrollment_count": 62, "start_date": "2026-04-06", "completion_date": "2026-06-25", "has_results": false, "last_update_posted_date": "2026-07-22", "last_synced_at": "2026-10-09T04:14:04.477Z", "location_count": 1, "location_summary": "Chula Vista, California", "locations": [ { "city": "Chula Vista", "state": "California" } ], "official_url": "https://clinicaltrials.gov/study/NCT07560150" }, { "nct_id": "NCT01188577", "title": "Epinephrine Inhalation Aerosol USP, a HFA-MDI Study for Assessment of Pharmacokinetics", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE1", "PHASE2" ], "conditions": [ "Asthma", "Bronchospasm", "Wheezing", "Shortness of Breath" ], "interventions": [ { "name": "Epinephrine Inhalation Aerosol, HFA", "type": "DRUG" }, { "name": "Epinephrine Inhalation Aerosol", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Amphastar Pharmaceuticals, Inc.", "sponsor_class": "INDUSTRY", "healthy_volunteers": true, "eligibility": { "minimum_age": "18 Years", "maximum_age": "30 Years", "sex": "ALL", "summary": "18 Years to 30 Years" }, "enrollment_count": 23, "start_date": "2010-08", "completion_date": "2011-01", "has_results": true, "last_update_posted_date": "2017-07-25", "last_synced_at": "2026-10-09T04:14:04.477Z", "location_count": 1, "location_summary": "Cypress, California", "locations": [ { "city": "Cypress", "state": "California" } ], "official_url": "https://clinicaltrials.gov/study/NCT01188577" }, { "nct_id": "NCT01737905", "title": "Evaluation of Efficacy and Safety for Single Dose of E004 in Children With Asthma", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE3" ], "conditions": [ "Asthma" ], "interventions": [ { "name": "Epinephrine HFA-MDI (E004)", "type": "DRUG" }, { "name": "Placebo-HFA", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Amphastar Pharmaceuticals, Inc.", "sponsor_class": "INDUSTRY", "healthy_volunteers": true, "eligibility": { "minimum_age": "4 Years", "maximum_age": "11 Years", "sex": "ALL", "summary": "4 Years to 11 Years" }, "enrollment_count": 28, "start_date": "2012-10", "completion_date": "2013-12", "has_results": false, "last_update_posted_date": "2016-03-11", "last_synced_at": "2026-10-09T04:14:04.477Z", "location_count": 6, "location_summary": "Cypress, California • Medford, Oregon • Portland, Oregon + 3 more", "locations": [ { "city": "Cypress", "state": "California" }, { "city": "Medford", "state": "Oregon" }, { "city": "Portland", "state": "Oregon" }, { "city": "El Paso", "state": "Texas" }, { "city": "San Antonio", "state": "Texas" } ], "official_url": "https://clinicaltrials.gov/study/NCT01737905" }, { "nct_id": "NCT01737892", "title": "Assessment and Evaluation of Pharmacokinetic Profile of E004 in Healthy Adults", "overall_status": "TERMINATED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE1", "PHASE2" ], "conditions": [ "Asthma" ], "interventions": [ { "name": "Arm T Epinephrine Inhalation Aerosol HFA, 125 mcg, 1 inhalation", "type": "DRUG" }, { "name": "Arm C-Epinephrine Inhalation Aerosol CFC", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Amphastar Pharmaceuticals, Inc.", "sponsor_class": "INDUSTRY", "healthy_volunteers": true, "eligibility": { "minimum_age": "18 Years", "maximum_age": "30 Years", "sex": "ALL", "summary": "18 Years to 30 Years" }, "enrollment_count": 21, "start_date": "2012-11", "completion_date": "2012-11", "has_results": false, "last_update_posted_date": "2016-03-17", "last_synced_at": "2026-10-09T04:14:04.477Z", "location_count": 1, "location_summary": "Cypress, California", "locations": [ { "city": "Cypress", "state": "California" } ], "official_url": "https://clinicaltrials.gov/study/NCT01737892" }, { "nct_id": "NCT00635505", "title": "Controlled, 12-Week Study of Albuterol HFA Versus the Active Control, Proventil(R)-HFA in Asthmatic Patients", "overall_status": "TERMINATED", "study_type": "INTERVENTIONAL", "phases": [ "PHASE3" ], "conditions": [ "Asthma" ], "interventions": [ { "name": "albuterol HFA (Armstrong's)", "type": "DRUG" }, { "name": "albuterol HFA (Proventil HFA)", "type": "DRUG" }, { "name": "HFA placebo", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Amphastar Pharmaceuticals, Inc.", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "12 Years", "maximum_age": "75 Years", "sex": "ALL", "summary": "12 Years to 75 Years" }, "enrollment_count": 300, "start_date": "2007-09", "completion_date": "2008-08", "has_results": false, "last_update_posted_date": "2013-07-15", "last_synced_at": "2026-10-09T04:14:04.477Z", "location_count": 42, "location_summary": "Mobile, Alabama • Huntington Beach, California • Long Beach, California + 34 more", "locations": [ { "city": "Mobile", "state": "Alabama" }, { "city": "Huntington Beach", "state": "California" }, { "city": "Long Beach", "state": "California" }, { "city": "Long Beach", "state": "California" }, { "city": "Mission Viejo", "state": "California" } ], "official_url": "https://clinicaltrials.gov/study/NCT00635505" } ] }