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Showing 1–24 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Adverse Drug Interactions Clear all
Active, not recruiting Phase 1 Interventional Accepts healthy volunteers

A Study of ABBV-295 Subcutaneous Injections to Assess Pharmacokinetics and Adverse Events in Healthy Adult Women Participants With Overweight or Obesity Taking Oral Contraceptives

NCT07414784
View directory record Official record
Conditions
Healthy Volunteer
Interventions
ABBV-295, Levonorgestrel/Ethinyl Estradiol
Drug
Lead sponsor
AbbVie
Industry
Eligibility
18 Years to 65 Years · Female only
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
2
States / cities
Anaheim, California • Grayslake, Illinois
Source: ClinicalTrials.gov public record
Updated Apr 26, 2026 · Synced Jul 23, 2026, 2:13 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 12, 2014 · Synced Jul 23, 2026, 2:13 PM EDT
Completed Not applicable Interventional Results available

Pharmacogenetic Testing Among Home Health Patients

NCT02378220
View directory record Official record
Conditions
Adverse Drug Events, Adverse Drug Reactions, Drug Interaction Potentiation, Drug Metabolism, Poor, CYP2D6-RELATED, Drug Metabolism, Poor, CYP2C19-RELATED, Cytochrome P450 Enzyme Deficiency, Cytochrome P450 CYP2D6 Enzyme Deficiency, Cytochrome P450 CYP2C9 Enzyme Deficiency, Cytochrome P450 CYP2C19 Enzyme Deficiency, Cytochrome P450 CYP3A Enzyme Deficiency, Poor Metabolizer Due to Cytochrome P450 CYP2C9 Variant, Poor Metabolizer Due to Cytochrome p450 CYP2C19 Variant, Poor Metabolizer Due to Cytochrome P450 CYP2D6 Variant
Interventions
Pharmacogenetic testing
Genetic
Lead sponsor
Genelex Corporation
Industry
Eligibility
50 Years and older
Enrollment
110 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Searcy, Arkansas
Source: ClinicalTrials.gov public record
Updated Sep 19, 2019 · Synced Jul 23, 2026, 2:13 PM EDT
Withdrawn No phase listed Observational

Assessment of Mortality Rates in COVID-19 Infected Populations Treated With Repurposed Medications

NCT04432350
View directory record Official record
Conditions
COVID, Drug Effect, Drug Interaction, Risk Reduction
Interventions
Not listed
Lead sponsor
Tabula Rasa HealthCare
Industry
Eligibility
Not listed
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Sep 1, 2022 · Synced Jul 23, 2026, 2:13 PM EDT
Recruiting Not applicable Interventional

The Geriatric Emergency Department Pharmacologic Harm Prevention Project

NCT07216846
View directory record Official record
Conditions
Fall, Fall Accident, Poly Pharmacy, Adverse Drug Events, Pharmacogenomic Drug Interaction, Pharmacogenomic Testing
Interventions
DNA care pathway
Other
Lead sponsor
Florida Atlantic University
Other
Eligibility
65 Years to 110 Years
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Delray Beach, Florida
Source: ClinicalTrials.gov public record
Updated Jan 7, 2026 · Synced Jul 23, 2026, 2:13 PM EDT
Completed Phase 1 Interventional

Study To Assess Adverse Events and Drug to Drug Interaction of Oral Tablet Atogepant and Ubrogepant in Adult Participants With a History of Migraine

NCT04818515
View directory record Official record
Conditions
Migraine
Interventions
Atogepant, Ubrogepant
Drug
Lead sponsor
AbbVie
Industry
Eligibility
18 Years to 65 Years
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
3
States / cities
Orlando, Florida • Springfield, Missouri • West Bend, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jun 15, 2022 · Synced Jul 23, 2026, 2:13 PM EDT
Completed Not applicable Interventional Results available

Regional Data Exchange to Improve Medication Safety

NCT01239121
View directory record Official record
Conditions
Drug Toxicity
Interventions
HIE-Enhanced Medication Reconciliation, Optimal Medication Reconciliation without HIE
Other
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
402 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Aug 14, 2016 · Synced Jul 23, 2026, 2:13 PM EDT
Not listed No phase listed Observational

Simulation of Risk of Adverse Drug Events Associated With the Initiation of Drugs Repurposed for the Treatment of COVID-19 in Adults With Polypharmacy Using Data From Large Medicare and Commercially Insured Populations

NCT04378881
View directory record Official record
Conditions
COVID, Drug Effect, Drug Interaction, Adverse Drug Event
Interventions
Not listed
Lead sponsor
Tabula Rasa HealthCare
Industry
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Sep 1, 2022 · Synced Jul 23, 2026, 2:13 PM EDT
Completed No phase listed Observational Results available

Medication Optimization Using Pharmacogenetic Testing and the G-DIG to Reduce Polypharmacy in a Mental Health Population

NCT03468309
View directory record Official record
Conditions
Pharmacogenetic Testing
Interventions
Genecept Assay and G-DIG decision tool
Genetic
Lead sponsor
Seattle Institute for Biomedical and Clinical Research
Other
Eligibility
18 Years to 75 Years
Enrollment
53 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2024
U.S. locations
1
States / cities
Tacoma, Washington
Source: ClinicalTrials.gov public record
Updated Apr 22, 2024 · Synced Jul 23, 2026, 2:13 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Clinical Study to Evaluate Cannabidiol Liver Enzyme Elevations and Drug Interactions

NCT06192589
View directory record Official record
Conditions
Cannabidiol, Drug Induced Liver Injury, Drug Interaction
Interventions
Cannabidiol, Placebo, Citalopram, Morphine
Drug
Lead sponsor
Food and Drug Administration (FDA)
Federal
Eligibility
18 Years to 55 Years
Enrollment
241 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
West Bend, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jul 30, 2025 · Synced Jul 23, 2026, 2:13 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Assess Adverse Events and How Single and Multiple Ascending Doses of ABBV-903 Move Through the Body in Healthy Adults

NCT05691699
View directory record Official record
Conditions
Healthy Volunteer
Interventions
ABBV-903, Placebo for ABBV-903, Itraconazole
Drug
Lead sponsor
AbbVie
Industry
Eligibility
18 Years to 65 Years
Enrollment
104 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Grayslake, Illinois
Source: ClinicalTrials.gov public record
Updated Oct 29, 2023 · Synced Jul 23, 2026, 2:13 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Doravirine, Rifapentine and Isoniazid Interaction

NCT03886701
View directory record Official record
Conditions
Latent Tuberculosis, Human Immunodeficiency Virus, Rifamycins Causing Adverse Effects in Therapeutic Use, Drug Interaction Potentiation
Interventions
Doravirine (DOR), Rifapentine (RPT), Isoniazid (INH)
Drug
Lead sponsor
Walter K. Kraft
Other
Eligibility
18 Years to 60 Years
Enrollment
11 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 26, 2020 · Synced Jul 23, 2026, 2:13 PM EDT
Completed Not applicable Interventional

Drug & Gene Interaction Risk Analysis With & Without Genetic Testing Among Patients Undergoing MTM

NCT02428660
View directory record Official record
Conditions
Cytochrome P450 CYP2D6 Enzyme Deficiency, Poor Metabolizer Due to Cytochrome P450 CYP2D6 Variant, Ultrarapid Metabolizer Due to Cytochrome P450 CYP2D6 Variant, Extensive Metabolizer Due to Cytochrome P450 CYP2D6 Variant, Cytochrome P450 CYP2C9 Enzyme Deficiency, Cytochrome P450 CYP2C19 Enzyme Deficiency, Drug Metabolism, Poor, CYP2D6-RELATED, Drug Metabolism, Poor, CYP2C19-RELATED, CYP2D6 Polymorphism
Interventions
Pharmacogenetic testing, Software-based drug & gene interaction risk analysis, MTM
Genetic · Other
Lead sponsor
Genelex Corporation
Industry
Eligibility
65 Years and older
Enrollment
341 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Feb 22, 2017 · Synced Jul 23, 2026, 2:13 PM EDT
Recruiting Phase 1 Interventional

Pharmacogenomic Contributions to Trihexyphenidyl Biotransformation and Response in Children With Dystonic Cerebral Palsy

NCT06554288
View directory record Official record
Conditions
Pediatric Disorder, Genetic Predisposition, Dystonia, Secondary, Dystonia, Cerebral Palsy, Dystonic-Rigid, Cerebral Palsy, Dyskinetic, Trihexyphenidyl Adverse Reaction, Pharmacogenomic Drug Interaction
Interventions
Trihexyphenidyl
Drug
Lead sponsor
Children's Mercy Hospital Kansas City
Other
Eligibility
5 Years to 17 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
1
States / cities
Kansas City, Missouri
Source: ClinicalTrials.gov public record
Updated Jun 23, 2026 · Synced Jul 23, 2026, 2:13 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Clinical Study to Investigate the Urinary Excretion of N-nitrosodimethylamine (NDMA) After Ranitidine Administration

NCT04397445
View directory record Official record
Conditions
Ranitidine Adverse Reaction, Pharmacokinetics, Food-drug Interaction
Interventions
Ranitidine, Placebo, Low nitrite/NDMA meals, High nitrite/NDMA meals
Drug · Other
Lead sponsor
Food and Drug Administration (FDA)
Federal
Eligibility
18 Years to 50 Years
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
West Bend, Wisconsin
Source: ClinicalTrials.gov public record
Updated Aug 8, 2021 · Synced Jul 23, 2026, 2:13 PM EDT
Completed No phase listed Observational

Simulation of Risk of Adverse Drug Events Associated With the Initiation of Drugs Repurposed for the Treatment of COVID-19 in Frail Elderly Adults With Polypharmacy

NCT04339634
View directory record Official record
Conditions
COVID, Drug Effect, Drug Interaction, Adverse Drug Event
Interventions
Simulation of Repurposed Drugs for COVID-19
Other
Lead sponsor
Tabula Rasa HealthCare
Industry
Eligibility
55 Years and older
Enrollment
12,873 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Jan 30, 2023 · Synced Jul 23, 2026, 2:13 PM EDT
Completed No phase listed Observational

YouScript IMPACT Registry

NCT02191358
View directory record Official record
Conditions
Adverse Drug Events, Adverse Drug Reactions, Drug Interaction Potentiation, Drug Metabolism, Poor, CYP2D6-RELATED, Drug Metabolism, Poor, CYP2C19-RELATED, Cytochrome P450 Enzyme Deficiency, Cytochrome P450 CYP2D6 Enzyme Deficiency, Cytochrome P450 CYP2C9 Enzyme Deficiency, Cytochrome P450 CYP2C19 Enzyme Deficiency, Cytochrome P450 CYP3A Enzyme Deficiency, Poor Metabolizer Due to Cytochrome P450 CYP2C9 Variant, Poor Metabolizer Due to Cytochrome P450 CYP2C19 Variant, Poor Metabolizer Due to Cytochrome P450 CYP2D6 Variant
Interventions
Not listed
Lead sponsor
Genelex Corporation
Industry
Eligibility
65 Years and older
Enrollment
800 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
7
States / cities
Garden Grove, California • Denver, Colorado • Lexington, Kentucky + 3 more
Source: ClinicalTrials.gov public record
Updated Feb 28, 2017 · Synced Jul 23, 2026, 2:13 PM EDT
Withdrawn No phase listed Observational

Implementation of a Pharmacist-led Pharmacogenomic Clinical Service

NCT04984538
View directory record Official record
Conditions
Adverse Drug Event, Drug Drug Interaction, Pharmacogenomics, Elderly
Interventions
Pharmacogenomic Testing
Other
Lead sponsor
Tabula Rasa HealthCare
Industry
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Jan 31, 2023 · Synced Jul 23, 2026, 2:13 PM EDT
Withdrawn No phase listed Observational Accepts healthy volunteers

Evaulation of Interaction Between Herbal Products and Anticoagulants

NCT00071682
View directory record Official record
Conditions
Coagulation Disorders
Interventions
Not listed
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2007
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated May 14, 2013 · Synced Jul 23, 2026, 2:13 PM EDT
Completed Early Phase 1 Interventional Results available

Clinical Evaluation of the Pharmacokinetic Goldenseal-Metformin Interaction in Diabetic Patients

NCT05081583
View directory record Official record
Conditions
Interaction, Adverse Herb-Drug, Diabetes Mellitus, Type 2
Interventions
Midazolam Hcl 1Mg/Ml Inj, Goldenseal (Hydrastis canadensis)
Drug · Dietary Supplement
Lead sponsor
Washington State University
Other
Eligibility
18 Years to 65 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Spokane, Washington
Source: ClinicalTrials.gov public record
Updated Dec 18, 2024 · Synced Jul 23, 2026, 2:13 PM EDT
Withdrawn Not applicable Interventional

Project BELONG: Breaking the Cycle of Intergenerational Family Violence and Trauma

NCT03212339
View directory record Official record
Conditions
Mother-child Relations, Parenting, Parent Child Abuse, Family Conflict, Parental Stress, Family Relations, Childhood Disorder of Social Functioning, Unspecified
Interventions
Therapeutic intervention
Other
Lead sponsor
Boston Medical Center
Other
Eligibility
18 Years and older · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 4, 2019 · Synced Jul 23, 2026, 2:13 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Sulforaphane as an Antagonist to Human PXR-mediated Drug-drug Interactions

NCT00621309
View directory record Official record
Conditions
Adverse Drug Interactions
Interventions
Rifampicin, sulforaphane plus rifampicin, sulforaphane alone
Drug · Dietary Supplement
Lead sponsor
University of Washington
Other
Eligibility
18 Years to 40 Years
Enrollment
29 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2010
U.S. locations
2
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Sep 5, 2019 · Synced Jul 23, 2026, 2:13 PM EDT
Recruiting Phase 2 Interventional Accepts healthy volunteers

Pharmacogenetic Panel to Prevent Adverse Drug Reactions in Daily Primary Care Practice:

NCT06322238
View directory record Official record
Conditions
Pharmacogenomic Drug Interaction, Side Effect of Drug, Ineffective Drug Action, Drug Metabolism, Poor, CYP2D6-Related, Drug Metabolism, Poor, CYP2C19-Related
Interventions
PGx panel test
Diagnostic Test
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
66 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Oct 13, 2025 · Synced Jul 23, 2026, 2:13 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Bupropion Stereoselective Disposition and CYP2D6-mediated Drug Interactions in Healthy Volunteers

NCT03420469
View directory record Official record
Conditions
Adverse Effect of Drug Therapy Metabolism Medications (Diagnosis)
Interventions
Bupropion
Drug
Lead sponsor
Indiana University
Other
Eligibility
18 Years to 55 Years
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Dec 22, 2019 · Synced Jul 23, 2026, 2:13 PM EDT