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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Completed Phase 1 Interventional Accepts healthy volunteers

Pharmacokinetic Interaction of Darapladib and CYP 3A4 in Healthy Subjects

NCT01873339
View directory record Official record
Conditions
Atherosclerosis
Interventions
Darapladib, Midazolam
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 65 Years
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated May 14, 2017 · Synced Jun 25, 2026, 8:15 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Effect of Ginkgo Biloba on Phenytoin Elimination

NCT00011063
View directory record Official record
Conditions
Healthy
Interventions
Ginkgo Biloba
Drug
Lead sponsor
National Institutes of Health Clinical Center (CC)
NIH
Eligibility
Not listed
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2001
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 3, 2008 · Synced Jun 25, 2026, 8:15 PM EDT
Completed Phase 1 Interventional

A Drug-Drug Interaction (DDI) Study of LY3437943 in Obese Participants

NCT05445232
View directory record Official record
Conditions
Obesity
Interventions
LY3437943, Midazolam, Warfarin, Caffeine
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
18 Years to 70 Years
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
2
States / cities
Daytona Beach, Florida • Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Apr 17, 2023 · Synced Jun 25, 2026, 8:15 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Assess the Effects of BPN14770 on Rosuvastatin

NCT07011992
View directory record Official record
Conditions
Healthy Participants
Interventions
Rosuvastatin, BPN14770
Drug
Lead sponsor
Shionogi
Industry
Eligibility
18 Years to 55 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Lenexa, Kansas
Source: ClinicalTrials.gov public record
Updated Aug 13, 2025 · Synced Jun 25, 2026, 8:15 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

NSAID Drug Interaction Study

NCT01884272
View directory record Official record
Conditions
Gout
Interventions
lesinurad 400 mg, naproxen 250 mg, indomethacin 25 mg
Drug
Lead sponsor
Ardea Biosciences, Inc.
Industry
Eligibility
18 Years to 55 Years · Male only
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
Kalamazoo, Michigan
Source: ClinicalTrials.gov public record
Updated Nov 7, 2013 · Synced Jun 25, 2026, 8:15 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Drug Interaction Study Between AVP-923 and Itraconazole and Between AVP-786 and Itraconazole in Healthy Adult Subejcts

NCT02402595
View directory record Official record
Conditions
Healthy
Interventions
AVP-923, AVP-786, Itraconazole
Drug
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Apr 27, 2026 · Synced Jun 25, 2026, 8:15 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Alcohol Inhibits Drug Metabolism by Carboxylesterases

NCT01708369
View directory record Official record
Conditions
Drug Interactions
Interventions
Placebo, Ethanol, Oseltamivir, Aspirin
Drug
Lead sponsor
University of Tennessee
Other
Eligibility
21 Years to 45 Years
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Oct 15, 2012 · Synced Jun 25, 2026, 8:15 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Study to Evaluate the Interaction Potential of Clarithromycin XL on Diltiazem Hydrochloride Cream 2% in Healthy Subjects

NCT02080780
View directory record Official record
Conditions
CLARITHROMYCIN/DILTIAZEM [VA Drug Interaction]
Interventions
Clarithromycin XL, 2% Diltiazem
Drug
Lead sponsor
Ventrus Biosciences, Inc
Industry
Eligibility
18 Years to 60 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
Paramus, New Jersey
Source: ClinicalTrials.gov public record
Updated Apr 13, 2014 · Synced Jun 25, 2026, 8:15 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

A Food-Drug Interaction Study of Serum Urate After Oral Inosine

NCT02614469
View directory record Official record
Conditions
Healthy
Interventions
Inosine
Drug
Lead sponsor
Michael Alan Schwarzschild
Other
Eligibility
18 Years to 65 Years · Male only
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Evansville, Indiana
Source: ClinicalTrials.gov public record
Updated Mar 28, 2017 · Synced Jun 25, 2026, 8:15 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Drug Interaction Study To Investigate The Potential Effect Of Proton Pump Inhibitor On The Pharmacokinetics Of Palbociclib (PD-0332991)

NCT01918176
View directory record Official record
Conditions
Healthy
Interventions
Palbociclib alone, Palbociclib + Rabeprazole
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 55 Years
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
South Miami, Florida
Source: ClinicalTrials.gov public record
Updated Oct 7, 2015 · Synced Jun 25, 2026, 8:15 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Drug Drug Interaction of BI 201335 and Tenofovir

NCT01340196
View directory record Official record
Conditions
HIV Infections
Interventions
tenofovir/BI 201335
Drug
Lead sponsor
Boehringer Ingelheim
Industry
Eligibility
18 Years to 55 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2011
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Jul 30, 2015 · Synced Jun 25, 2026, 8:15 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Drug Interactions of Amprenavir and Efavirenz, in Combination With a Second Protease Inhibitor, in HIV-Negative Volunteers

NCT00005762
View directory record Official record
Conditions
HIV Infections
Interventions
Indinavir sulfate, Ritonavir, Amprenavir, Nelfinavir mesylate, Efavirenz, Saquinavir
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 65 Years
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2001 – 2004
U.S. locations
8
States / cities
Palo Alto, California • Aurora, Colorado • Honolulu, Hawaii + 5 more
Source: ClinicalTrials.gov public record
Updated Oct 31, 2021 · Synced Jun 25, 2026, 8:15 PM EDT
Recruiting Phase 1 Interventional Accepts healthy volunteers

Drug-drug Interaction Study of Bemnifosbuvir/Ruzasvir (BEM/RZR) and Buprenorphine/Naloxone or Methadone

NCT07314346
View directory record Official record
Conditions
Healthy Volunteer Study
Interventions
Buprenorphine/Naloxone + BEM/RZR, Methadone +BEM/RZR
Drug
Lead sponsor
Atea Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
3
States / cities
Hollywood, Florida • Overland Park, Kansas • Marlton, New Jersey
Source: ClinicalTrials.gov public record
Updated Apr 12, 2026 · Synced Jun 25, 2026, 8:15 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

A Study to Measure if There is Any Difference in How the Body Breaks Down or Inactivates Either Fluoxetine or LY2216684 When Both of These Medicines Are Given Together.

NCT01243957
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
LY2216684, Fluoxetine
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
18 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Evansville, Indiana
Source: ClinicalTrials.gov public record
Updated Jan 28, 2019 · Synced Jun 25, 2026, 8:15 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Assess CYP3A4 Modulator, Oral Contraceptive, and pH Modifier Drug Interactions for ABI-H2158 in Healthy Adults

NCT04142762
View directory record Official record
Conditions
Chronic Hepatitis B
Interventions
ABI-H2158, Itraconazole, Rifampin, Midazolam, Ethinyl Estradiol / Levonorgestrel, Esomeprazole, Placebo matching oral contraceptive
Drug
Lead sponsor
Assembly Biosciences
Industry
Eligibility
18 Years to 65 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Tempe, Arizona
Source: ClinicalTrials.gov public record
Updated Mar 3, 2020 · Synced Jun 25, 2026, 8:15 PM EDT
Completed Not applicable Interventional

Effects of Combined Sevoflurane and Nitrous Oxide Inhalation - 14

NCT00000262
View directory record Official record
Conditions
Opioid-Related Disorders, Substance-Related Disorders
Interventions
30% Nitrous oxide, 0.4% Sevoflurane, 0.2% sevoflurane, Placebo
Drug · Other
Lead sponsor
University of Chicago
Other
Eligibility
Not listed
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1996 – 1999
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated May 26, 2015 · Synced Jun 25, 2026, 8:15 PM EDT
Completed Phase 1 Interventional Results available

A Dose Finding Study To Evaluate Safety, Drug Interaction, Tumor Markers Of Axitinib In Combination With MK-3475 In Adult Patients With Previously Untreated Advanced Renal Cell Cancer

NCT02133742
View directory record Official record
Conditions
Renal Cell Carcinoma
Interventions
Axitinib, MK-3475
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2019
U.S. locations
19
States / cities
Washington D.C., District of Columbia • Tampa, Florida • Boston, Massachusetts + 7 more
Source: ClinicalTrials.gov public record
Updated Jul 27, 2021 · Synced Jun 25, 2026, 8:15 PM EDT
Withdrawn No phase listed Observational

Analyzing Gene Regions That May Interact With the Effectiveness of High Blood Pressure Drugs

NCT00573092
View directory record Official record
Conditions
Myocardial Infarction, Cerebrovascular Accident, Death, Sudden, Cardiac
Interventions
Not listed
Lead sponsor
University of Washington
Other
Eligibility
30 Years to 79 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2016
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Nov 8, 2016 · Synced Jun 25, 2026, 8:15 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Mitigating Sexual Stigma Within Healthcare Interactions Improve Engagement of MSM in HIV Prevention

NCT04779736
View directory record Official record
Conditions
Human Immunodeficiency Virus, Stigma, Social, Patient Engagement
Interventions
A set of implementation strategies to reduce sexual stigma
Behavioral
Lead sponsor
Albert Einstein College of Medicine
Other
Eligibility
18 Years and older
Enrollment
113 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated May 28, 2025 · Synced Jun 25, 2026, 8:15 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Herb-Opioid Interactions

NCT00027014
View directory record Official record
Conditions
Pain
Interventions
St. John's Wort, oxycodone, fentanyl
Drug
Lead sponsor
National Center for Complementary and Integrative Health (NCCIH)
NIH
Eligibility
21 Years to 45 Years
Enrollment
54 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2001 – 2005
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Feb 7, 2007 · Synced Jun 25, 2026, 8:15 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Phase 1, Open-label, Drug-drug Interaction Study With Octreotide Acetate Injection and Telotristat Etiprate in Healthy Subjects

NCT02195635
View directory record Official record
Conditions
Drug Interactions
Interventions
Telotristat etiprate, Octreotide acetate
Drug
Lead sponsor
Lexicon Pharmaceuticals
Industry
Eligibility
18 Years to 55 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2014
U.S. locations
1
States / cities
Daytona Beach, Florida
Source: ClinicalTrials.gov public record
Updated Sep 6, 2016 · Synced Jun 25, 2026, 8:15 PM EDT
Completed Phase 1 Interventional Results available

Drug-Drug Interaction - 3 Arm - Carboplatin/Paclitaxel, Dacarbazine

NCT00796991
View directory record Official record
Conditions
Advanced Melanoma
Interventions
Ipilimumab, Carboplatin, Paclitaxel, Dacarbazine
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years and older
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
4
States / cities
Los Angeles, California • Tampa, Florida • New York, New York + 1 more
Source: ClinicalTrials.gov public record
Updated Jan 5, 2014 · Synced Jun 25, 2026, 8:15 PM EDT
Recruiting No phase listed Observational

Investigating Dynamic Interactions in Distributed Cognitive Control Networks

NCT05927974
View directory record Official record
Conditions
Cognitive Impairment, Dementia, ADD, Depression
Interventions
Passive testing, Active testing
Diagnostic Test
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Apr 28, 2026 · Synced Jun 25, 2026, 8:15 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Assess the Effects of BMS-986371 on the Drug Levels of Methotrexate in the Presence and Absence of Sulfasalazine

NCT05445440
View directory record Official record
Conditions
Healthy Participants
Interventions
Methotrexate, Leucovorin, BMS-986371, Sulfasalazine
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years to 50 Years · Male only
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Feb 7, 2023 · Synced Jun 25, 2026, 8:15 PM EDT