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ClinicalTrials.gov public records Last synced Oct 26, 2026, 7:00 PM EDT

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Showing 1–24 of 901 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Drug-drug Interaction Clear all
Completed Phase 1 Interventional Accepts healthy volunteers

A Study in Healthy Male Subjects to Understand How Savolitinib Behaves Inside the Body (Pharmacokinetics) When Administered Alone and in Combination With Famotidine

NCT04179071
View directory record Official record
Conditions
Solid Tumours
Interventions
Savolitinib, Famotidine
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 65 Years · Male only
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 7, 2020 · Synced Oct 26, 2026, 7:00 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Interaction Between ABT-335, Rosuvastatin and Warfarin

NCT00487136
View directory record Official record
Conditions
Healthy
Interventions
Warfarin, warfarin plus ABT-335 plus rosuvastatin 5 mg, warfarin plus ABT-335 plus rosuvastatin 20 mg
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 50 Years · Male only
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007
U.S. locations
1
States / cities
Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated Sep 28, 2012 · Synced Oct 26, 2026, 7:00 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Assess the Effects of Fluvoxamine on Savolitinib Exposure in Healthy Male Subjects

NCT05888207
View directory record Official record
Conditions
Healthy Male Subjects
Interventions
Savolitinib, Fluvoxamine
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 55 Years · Male only
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Brooklyn, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 29, 2023 · Synced Oct 26, 2026, 7:00 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Drug-Drug Interaction Study of Diltiazem and MK-5684 in Healthy Adult Male Participants (MK-5684-011)

NCT06554639
View directory record Official record
Conditions
Prostatic Neoplasms
Interventions
MK-5684, Prednisone, Fludrocortisone acetate, Diltiazem hydrocholoride
Drug
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
18 Years to 55 Years · Male only
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Tempe, Arizona
Source: ClinicalTrials.gov public record
Updated Oct 15, 2024 · Synced Oct 26, 2026, 7:00 PM EDT
Completed Not applicable Interventional

Tka Assay for CDK4/6i

NCT06572800
View directory record Official record
Conditions
Anatomic Stage IV Breast Cancer AJCC v8, Metastatic HER2-Negative Breast Carcinoma
Interventions
DiviTum-TKa
Device
Lead sponsor
Yale University
Other
Eligibility
18 Years and older · Female only
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
18
States / cities
Derby, Connecticut • Fairfield, Connecticut • Glastonbury, Connecticut + 13 more
Source: ClinicalTrials.gov public record
Updated Oct 8, 2025 · Synced Oct 26, 2026, 7:00 PM EDT
Completed Phase 1 Interventional

Drug Interaction Study Between Dorzagliatin and Empagliflozin

NCT03790787
View directory record Official record
Conditions
Patients
Interventions
Empagliflozin, Dorzagliatin
Drug
Lead sponsor
Hua Medicine Limited
Industry
Eligibility
30 Years to 65 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Hackensack, New Jersey
Source: ClinicalTrials.gov public record
Updated Mar 24, 2025 · Synced Oct 26, 2026, 7:00 PM EDT
Completed Not applicable Interventional

Drug-Related Problems and Healthcare Utilization Post-Hospital Discharge

NCT01806038
View directory record Official record
Conditions
Drug Related Problems Post Hospital Discharge, Healthcare Utilization, Discharge Medication Counseling
Interventions
RPh Counseling + Outpatient Med Dispensing at Discharge, Discharge Med Dispensing Plus Counseling - Current Practice
Other
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 13, 2014 · Synced Oct 26, 2026, 7:00 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Healthy Living as You Age

NCT00379093
View directory record Official record
Conditions
Alcohol Related Disorders, Alcohol Drug Interactions
Interventions
Brief advice
Behavioral
Lead sponsor
National Institute on Alcohol Abuse and Alcoholism (NIAAA)
NIH
Eligibility
55 Years and older
Enrollment
631 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2008
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jul 13, 2009 · Synced Oct 26, 2026, 7:00 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Licorice Botanical Dietary Supplements - Metabolism and Safety in Women

NCT03948243
View directory record Official record
Conditions
Food-drug Interaction
Interventions
Licorice, Alprazolam 2 MG, Caffeine 100 MG, Tolbutamide 250 mg, Dextromethorphan 30mg
Dietary Supplement · Drug
Lead sponsor
University of Illinois at Chicago
Other
Eligibility
40 Years to 79 Years · Female only
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated May 6, 2023 · Synced Oct 26, 2026, 7:00 PM EDT
Completed Phase 1 Interventional

Effect of Fluconazole, Clarithromycin, and Rifabutin on the Pharmacokinetics of Sulfamethoxazole-Trimethoprim and Dapsone and Their Hydroxylamine Metabolites

NCT00000826
View directory record Official record
Conditions
Bacterial Infections, Mycoses, HIV Infections
Interventions
Clarithromycin, Rifabutin, Sulfamethoxazole-Trimethoprim, Dapsone, Fluconazole
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 65 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 1999
U.S. locations
2
States / cities
San Francisco, California • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Oct 29, 2021 · Synced Oct 26, 2026, 7:00 PM EDT
Completed Phase 1 Interventional

A Pharmacokinetics Study of the Effects of GSK2118436 on Warfarin, the Effects of Ketoconazole and Gemfibrozil on GSK2118436, and the Effects of Repeat Doses of GSK2118436 in Subjects With BRAF Mutant Solid Tumors

NCT01340846
View directory record Official record
Conditions
Cancer
Interventions
Warfarin, Ketoconazole, Gemfibrozil, GSK2118436 150mg, GSK2118436 75mg
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years and older
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012
U.S. locations
8
States / cities
Scottsdale, Arizona • Sarasota, Florida • Detroit, Michigan + 5 more
Source: ClinicalTrials.gov public record
Updated Nov 13, 2017 · Synced Oct 26, 2026, 7:00 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Acute Effect of Three Neuroactive Drugs Measured by Magnetoencephalography (MEG), Electroencephalography (EEG) and the Synchronous Neural Interaction Test

NCT00972985
View directory record Official record
Conditions
Healthy
Interventions
modafinil, methylphenidate, lorazepam, placebo
Drug
Lead sponsor
Orasi Medical, Inc.
Industry
Eligibility
18 Years to 35 Years · Male only
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
Elk Grove Village, Illinois
Source: ClinicalTrials.gov public record
Updated Jan 13, 2010 · Synced Oct 26, 2026, 7:00 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Fruquintinib CYP3A Inhibitor and Inducer Study

NCT04557397
View directory record Official record
Conditions
Drug Drug Interaction
Interventions
Fruquintinib, Itraconazole, Rifampin
Drug
Lead sponsor
Hutchison Medipharma Limited
Industry
Eligibility
18 Years to 55 Years
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
Cypress, California
Source: ClinicalTrials.gov public record
Updated Jun 18, 2021 · Synced Oct 26, 2026, 7:00 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

A Study To Evaluate The Effect Of Rifampin On Pharmacokinetics Of PF-06463922 In Healthy Volunteers

NCT02804399
View directory record Official record
Conditions
Healthy
Interventions
PF-06463922, rifampin
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 55 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jan 25, 2019 · Synced Oct 26, 2026, 7:00 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Pharmacokinetic Interactions With Prednisolone in Healthy Volunteers and HIV-infected Patients Receiving Single-Dose Prednisone

NCT00072644
View directory record Official record
Conditions
Healthy
Interventions
Not listed
Lead sponsor
National Institutes of Health Clinical Center (CC)
NIH
Eligibility
18 Years to 50 Years
Enrollment
75 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2008
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 2, 2017 · Synced Oct 26, 2026, 7:00 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Metformin and Furosemide Drug-Drug Interaction Study

NCT02028689
View directory record Official record
Conditions
Healthy
Interventions
Lesinurad 400 mg, Metformin 850 mg, Furosemide 40 mg
Drug
Lead sponsor
Ardea Biosciences, Inc.
Industry
Eligibility
18 Years to 55 Years · Male only
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Kalamazoo, Michigan
Source: ClinicalTrials.gov public record
Updated Feb 14, 2014 · Synced Oct 26, 2026, 7:00 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Drug-Drug Interaction Study Between Fluconazole and EDP-938 in Healthy Subjects

NCT04871724
View directory record Official record
Conditions
RSV Infection
Interventions
EDP-938, Fluconazole
Drug
Lead sponsor
Enanta Pharmaceuticals, Inc
Industry
Eligibility
18 Years to 55 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated May 4, 2021 · Synced Oct 26, 2026, 7:00 PM EDT
Completed No phase listed Observational

Drug Interaction With Envarsus XR and Grapefruit Juice

NCT03916380
View directory record Official record
Conditions
Kidney Transplant; Complications, Drug Interaction Food
Interventions
Grapefruit Juice
Dietary Supplement
Lead sponsor
Shirley M. Tsunoda
Other
Eligibility
18 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Apr 9, 2025 · Synced Oct 26, 2026, 7:00 PM EDT
Completed Phase 1 Interventional

Study of Oral Epigallocatechin-3-gallate (EGCG) in IPF Patients

NCT05195918
View directory record Official record
Conditions
Idiopathic Pulmonary Fibrosis
Interventions
EGCG 300 mg + Nintedanib, EGCG 300 mg + Pirfenidone, Placebo 2 capsules + Nintedanib or Pirfenidone, EGCG 600 mg + Nintedanib, EGCG 600 mg + Pirfenidone, Placebo 4 capsules + Nintedanib or Pirfenidone
Combination Product
Lead sponsor
Hal Chapman
Other
Eligibility
40 Years to 85 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
7
States / cities
San Francisco, California • Boston, Massachusetts • Ann Arbor, Michigan + 4 more
Source: ClinicalTrials.gov public record
Updated Apr 14, 2026 · Synced Oct 26, 2026, 7:00 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Drug-Drug Interaction Study in Health Adult Volunteers

NCT02273986
View directory record Official record
Conditions
Healthy
Interventions
Digoxin, K-877
Drug
Lead sponsor
Kowa Research Institute, Inc.
Industry
Eligibility
18 Years to 45 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2014
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Oct 24, 2014 · Synced Oct 26, 2026, 7:00 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Evaluate the Effect of Verapamil on the Pharmacokinetics of ASP015K in Healthy Adult Subjects

NCT02111317
View directory record Official record
Conditions
Healthy Subjects, Pharmacokinetics of ASP015K
Interventions
ASP015K, verapamil
Drug
Lead sponsor
Astellas Pharma Global Development, Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
Glendale, California
Source: ClinicalTrials.gov public record
Updated Apr 11, 2014 · Synced Oct 26, 2026, 7:00 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Drug-Drug Interaction Study Between Colchicine and Diltiazem ER

NCT00983372
View directory record Official record
Conditions
Healthy; Adult; Volunteer; Colchicine; Pharmacokinetics; Diltiazem; Cytochrome p450 3A4; P-glycoprotein
Interventions
Colchicine, Diltiazem ER
Drug
Lead sponsor
Mutual Pharmaceutical Company, Inc.
Industry
Eligibility
18 Years to 45 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008
U.S. locations
1
States / cities
Fargo, North Dakota
Source: ClinicalTrials.gov public record
Updated Oct 15, 2009 · Synced Oct 26, 2026, 7:00 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

GSK1349572 Proton Pump Inhibitor Drug Interaction and Supratherapeutic Dose Study

NCT00942136
View directory record Official record
Conditions
Healthy Volunteer
Interventions
GSK1349572, Placebo, Omeprazole
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 65 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 9, 2009 · Synced Oct 26, 2026, 7:00 PM EDT
Completed Phase 1 Interventional

Vigabatrin Ph 1 Cocaine Interaction Study

NCT00626834
View directory record Official record
Conditions
Cocaine Addiction
Interventions
Vigabatrin, Matching placebo
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 45 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Jan 12, 2017 · Synced Oct 26, 2026, 7:00 PM EDT