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ClinicalTrials.gov public records Last synced May 21, 2026, 8:48 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–11 of 11 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Cytochrome P450 Enzyme Deficiency Clear all
Terminated No phase listed Observational
View directory record Official record
Conditions
HIV Infections
Interventions
Dose adjustment of Kaletra
Drug
Lead sponsor
Children's National Research Institute
Other
Eligibility
4 Years to 21 Years
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2009
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Aug 4, 2015 · Synced May 21, 2026, 8:48 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
HIV Infections
Interventions
VH4524184, Midazolam, Placebo
Drug
Lead sponsor
ViiV Healthcare
Industry
Eligibility
18 Years to 50 Years
Enrollment
84 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 28, 2025 · Synced May 21, 2026, 8:48 PM EDT
Completed No phase listed Observational
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 May 21, 2026, 8:48 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
HIV Infections
Interventions
Rosiglitazone maleate, Atazanavir Sulphate, Atazanavir Sulphate + Rosiglitazone maleate, Atazanavir Sulphate + Ritonavir, Atazanavir Sulphate + Ritonavir + Rosiglitazone maleate
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years to 50 Years
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006
U.S. locations
1
States / cities
Hamilton, New Jersey
Source: ClinicalTrials.gov public record
Updated Apr 7, 2011 · Synced May 21, 2026, 8:48 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Metabolism
Interventions
Blood draw
Procedure
Lead sponsor
National Institutes of Health Clinical Center (CC)
NIH
Eligibility
18 Years to 55 Years
Enrollment
350 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2008
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced May 21, 2026, 8:48 PM EDT
Completed Phase 4 Interventional
View directory record Official record
Conditions
Healthy, HIV Infections
Interventions
Midazolam, Indinavir, Saquinavir
Drug
Lead sponsor
National Institutes of Health Clinical Center (CC)
NIH
Eligibility
18 Years to 60 Years
Enrollment
81 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2007
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced May 21, 2026, 8:48 PM EDT
Completed Phase 1 Interventional
View directory record Official record
Conditions
HIV Infections
Interventions
Erythromycin, Nevirapine, Clarithromycin
Drug
Lead sponsor
Boehringer Ingelheim
Industry
Eligibility
18 Years to 65 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced May 21, 2026, 8:48 PM EDT
Completed Not applicable Interventional
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 May 21, 2026, 8:48 PM EDT
Completed Phase 4 Interventional
View directory record Official record
Conditions
HIV Infection
Interventions
Blood draw
Procedure
Lead sponsor
National Institutes of Health Clinical Center (CC)
NIH
Eligibility
18 Years and older
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2011
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced May 21, 2026, 8:48 PM EDT
Terminated Phase 1 Interventional Results available
View directory record Official record
Conditions
Human Immunodeficiency Virus Type 1 (HIV-1) Infection
Interventions
Vesatolimod, Cobicistat, Voriconazole, Rifabutin
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
5
States / cities
Long Beach, California • Miami, Florida • West Palm Beach, Florida + 1 more
Source: ClinicalTrials.gov public record
Updated Dec 2, 2024 · Synced May 21, 2026, 8:48 PM EDT
Completed Not applicable Interventional Results available
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 May 21, 2026, 8:48 PM EDT