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Showing 1–14 of 14 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: CYP2C9 probe Clear all
Completed Phase 1 Interventional Accepts healthy volunteers

Drug Interaction Study of GBT440 With Caffeine, S-warfarin, Omeprazole, and Midazolam in Healthy Subjects

NCT02567682
View directory record Official record
Conditions
Sickle Cell Disease
Interventions
GBT440
Drug
Lead sponsor
Global Blood Therapeutics
Industry
Eligibility
18 Years to 55 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Apr 11, 2017 · Synced Sep 2, 2026, 6:33 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

A Study of Effect of Multiple Doses of LOXO-305 on the Pharmacokinetics of Single Oral Doses of CYP1A2, CYP2C9, CYP2C19 Substrates in Healthy Participants

NCT06215430
View directory record Official record
Conditions
Healthy
Interventions
Caffeine Tablet, Omeprazole capsule, Warfarin tablet, Pirtobrutinib
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
18 Years to 55 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Mar 9, 2025 · Synced Sep 2, 2026, 6:33 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Phase 1 Drug-drug Interaction Study in Healthy Volunteers

NCT02227173
View directory record Official record
Conditions
Drug-drug Interaction Study
Interventions
BMS-986020, Montelukast, Flurbiprofen, Digoxin
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years to 50 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Nov 17, 2014 · Synced Sep 2, 2026, 6:33 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study in Healthy Volunteers to Evaluate the Drug-Drug Interaction Potential of CCX168 With Concomitant Medications

NCT06004947
View directory record Official record
Conditions
Anti-neutrophil Cytoplasmic Antibody-associated Vasculitis
Interventions
CCX168, Midazolam, Celecoxib, Itraconazole, Rifampicin
Drug
Lead sponsor
Amgen
Industry
Eligibility
18 Years to 55 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016
U.S. locations
1
States / cities
Tempe, Arizona
Source: ClinicalTrials.gov public record
Updated Aug 21, 2023 · Synced Sep 2, 2026, 6:33 AM EDT
Recruiting Phase 4 Interventional

Olutasidenib DDI Study in Patients With IDH1 Mutation Positive Malignancies

NCT07486713
View directory record Official record
Conditions
AML (Acute Myeloid Leukemia), Glioma, Cholangiocarcinoma, Solid Tumor Malignancies
Interventions
Olutasidenib, CYP1A2, CYP2B6, CYP2C8, CYP2C9, CYP2C19, CYP3A4, and OATP1B1 Probe Substrates
Drug
Lead sponsor
Rigel Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
2
States / cities
Orange, California • New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 10, 2026 · Synced Sep 2, 2026, 6:33 AM EDT
Completed Phase 1 Interventional

Pharmacokinetic Drug-drug Interaction Study of Dovitinib (TKI258) in Patients With Advanced Solid Tumors

NCT01596647
View directory record Official record
Conditions
Advanced Solid Tumors, Excluding Breast Cancer
Interventions
caffeine, diclofenac, omeprazole, midazolam, TKI258
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
5
States / cities
Kansas City, Kansas • Detroit, Michigan • Minneapolis, Minnesota + 2 more
Source: ClinicalTrials.gov public record
Updated Dec 20, 2020 · Synced Sep 2, 2026, 6:33 AM EDT
Completed Phase 1 Interventional Results available

Drug Drug Interaction Study Between BI 201335 and BI 207127 in Chronic Hepatitis C Infected Patients

NCT01525628
View directory record Official record
Conditions
Hepatitis C, Chronic
Interventions
midazolam, BI 201335, tenofovir, caffeine, tolbutamide, pegylated interferon, BI 207127, ribavirin
Drug
Lead sponsor
Boehringer Ingelheim
Industry
Eligibility
18 Years to 70 Years
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
5
States / cities
La Mesa, California • Rockville, Maryland • Marlton, New Jersey + 2 more
Source: ClinicalTrials.gov public record
Updated Jun 9, 2016 · Synced Sep 2, 2026, 6:33 AM EDT
Completed Phase 1 Interventional

PK Study to Assess Drug-drug Interaction and QTc Between Sitravatinib and a Cocktail of Substrates

NCT04887194
View directory record Official record
Conditions
Advanced Solid Tumor
Interventions
Sitravatinib, Warfarin, Dextromethorphan, Midazolam, Digoxin, Rosuvastatin, Nivolumab
Drug
Lead sponsor
Mirati Therapeutics Inc.
Industry
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
5
States / cities
Goshen, Indiana • Austin, Texas • San Antonio, Texas + 2 more
Source: ClinicalTrials.gov public record
Updated May 7, 2024 · Synced Sep 2, 2026, 6:33 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Open-Label, Multiple-Dose, Non-Randomized Study to Assess Drug-Drug Interactions of Proellex® in Female Subjects

NCT00741468
View directory record Official record
Conditions
Drug Interactions
Interventions
Proellex, CYP1A2 probe, CYP2C9 probe, CYP2C19 probe, CYP2D6 probe, CYP3A4 probe
Drug
Lead sponsor
Repros Therapeutics Inc.
Industry
Eligibility
18 Years to 48 Years · Female only
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008
U.S. locations
1
States / cities
Hackensack, New Jersey
Source: ClinicalTrials.gov public record
Updated Aug 21, 2014 · Synced Sep 2, 2026, 6:33 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Phase I Study to Determine the Effect of Mifepristone on the Pharmacokinetics of Fluvastatin in Healthy Volunteers

NCT00752843
View directory record Official record
Conditions
Healthy Subjects
Interventions
mifepristone + fluvastatin
Drug
Lead sponsor
Corcept Therapeutics
Industry
Eligibility
18 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008
U.S. locations
1
States / cities
Tempe, Arizona
Source: ClinicalTrials.gov public record
Updated Feb 16, 2012 · Synced Sep 2, 2026, 6:33 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Drug Interaction Study of CT1812 in Healthy Volunteers

NCT03716427
View directory record Official record
Conditions
Healthy Volunteers
Interventions
CT1812, tolbutamide, dextromethorphan, Omeprazole, midazolam
Drug
Lead sponsor
Cognition Therapeutics
Industry
Eligibility
18 Years to 55 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Kalamazoo, Michigan
Source: ClinicalTrials.gov public record
Updated Oct 22, 2018 · Synced Sep 2, 2026, 6:33 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Assess the Effect of BMS-986142 on Pharmacokinetics (PK) of Probe Substrates

NCT02762123
View directory record Official record
Conditions
Rheumatoid Arthritis
Interventions
BMS-986142 200mg, BMS Drug-drug interaction cocktail (montelukast, flurbiprofen, omeprazole, midazolam, and digoxin), BMS-986142 350mg
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years to 50 Years
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Sep 15, 2016 · Synced Sep 2, 2026, 6:33 AM EDT
Not listed Phase 4 Interventional

Impact of Bariatric Surgery on Pharmacokinetic Study of Simvastatin and Carvedilol

NCT04049786
View directory record Official record
Conditions
Obesity, Bariatric Surgery, Roux-en Y Gastric Bypass
Interventions
Digestive biopsy, Carvedilol 25mg, Serial blood sampling for PK analysis, Metoprolol 100 mg for CYP2D6 phenotyping, Simvastatin 40mg, Midazolam 2 mg for CYP3A4 phenotyping, Genotyping
Procedure · Drug · Other
Lead sponsor
Natalia Valadares de Moraes
Other
Eligibility
18 Years to 65 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Feb 7, 2022 · Synced Sep 2, 2026, 6:33 AM 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 5, 2023 · Synced Sep 2, 2026, 6:33 AM EDT