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ClinicalTrials.gov public records Last synced Oct 28, 2026, 2:31 AM EDT

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Showing 481–504 of 1,099 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Bioavailability Study Clear all
Completed Not applicable Interventional Accepts healthy volunteers

A Pilot Study to Determine the Bioavailability of Oral Beta-Aminoisobutyric Acid (BAIBA) Ingestion

NCT05328271
View directory record Official record
Conditions
Absorption; Chemicals
Interventions
Beta-Aminoisobutyric Acid
Dietary Supplement
Lead sponsor
Lindenwood University
Other
Eligibility
18 Years to 50 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Saint Charles, Missouri
Source: ClinicalTrials.gov public record
Updated Apr 14, 2022 · Synced Oct 28, 2026, 2:31 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Clarithromycin 500 mg Tablets Under Non-Fasting Conditions

NCT00836706
View directory record Official record
Conditions
Healthy
Interventions
clarithromycin, BIAXIN®
Drug
Lead sponsor
Teva Pharmaceuticals USA
Industry
Eligibility
18 Years and older
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002
U.S. locations
1
States / cities
East Grand Forks, Minnesota
Source: ClinicalTrials.gov public record
Updated Aug 20, 2024 · Synced Oct 28, 2026, 2:31 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Comparison of Fenofibric Acid Bioavailability From ABT-335 Capsules

NCT00839293
View directory record Official record
Conditions
Healthy
Interventions
ABT-335
Drug
Lead sponsor
Abbott
Industry
Eligibility
18 Years to 55 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2009
U.S. locations
1
States / cities
Waukegan, Illinois
Source: ClinicalTrials.gov public record
Updated Oct 15, 2010 · Synced Oct 28, 2026, 2:31 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Pilot Study to Characterize the Bioavailability and Plasma Profile of Potato Polyphenols in Humans

NCT02167607
View directory record Official record
Conditions
Premenopausal Women, Overweight and Obese Women
Interventions
Active Comparator, Placebo Comparator
Dietary Supplement
Lead sponsor
Clinical Nutrition Research Center, Illinois Institute of Technology
Industry
Eligibility
20 Years to 45 Years · Female only
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jan 28, 2021 · Synced Oct 28, 2026, 2:31 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Relative Bioavailability Study of Metformin HCl 750 mg ER Tablets Under Non-fasting Conditions

NCT00865852
View directory record Official record
Conditions
Healthy
Interventions
Metformin HCl 750 mg Extender Release tablets, single dose, GLUCOPHAGE® XR 750 mg tablets, single dose
Drug
Lead sponsor
Actavis Inc.
Industry
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003
U.S. locations
1
States / cities
Fargo, North Dakota
Source: ClinicalTrials.gov public record
Updated Aug 17, 2010 · Synced Oct 28, 2026, 2:31 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Relative Oral Bioavailability Study of Different Fixed Dose Combinations of Dolutegravir and Rilpivirine in Healthy Subjects

NCT02373930
View directory record Official record
Conditions
Infection, Human Immunodeficiency Virus
Interventions
DTG 50 mg, RPV 25 mg, DTG/RPV 50 mg/25 mg: Product Code AS, DTG/RPV 50 mg/25 mg: Product Code AM, DTG/RPV 50 mg/25 mg: Product Code AQ, DTG/RPV 50 mg/25 mg: Product Code AK, DTG/RPV 50 mg/25 mg: Product Code AR
Drug
Lead sponsor
ViiV Healthcare
Industry
Eligibility
18 Years to 65 Years
Enrollment
63 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Jun 27, 2016 · Synced Oct 28, 2026, 2:31 AM EDT
Recruiting Phase 1 Interventional Accepts healthy volunteers

A Study to Investigate the Relative Bioavailability and Safety of Different Oral Formulations of Elecoglipron in Healthy Participants

NCT07723833
View directory record Official record
Conditions
Healthy Participants
Interventions
Elecoglipron Reference Formulation Dose A, Elecoglipron Test formulation 1 Dose A, Elecoglipron Reference Formulation Dose B, Elecoglipron Test formulation 1 Dose B, Elecoglipron Test formulation 2 Dose A, Elecoglipron Test formulation 2 Dose B
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 55 Years
Enrollment
152 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
2
States / cities
Glendale, California • Brooklyn, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 16, 2026 · Synced Oct 28, 2026, 2:31 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Assess the Relative Bioavailability of Four New Formulations of GSK1605786 in Healthy Subjects

NCT01114607
View directory record Official record
Conditions
Crohn's Disease
Interventions
GSK1605786 ChemoCentryx: formulation A, GSK1605786 GSK: formulation B, GSK1605786 GSK direct-fill: formulation C, GSK1605786 GSK modified-process: formulation D, GSK1605786 GSK tablet: formulation E
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 55 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Jul 18, 2017 · Synced Oct 28, 2026, 2:31 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Bioequivalence Study of Metformin Hydrochloride 1000mg Tablets Under Fed Conditions

NCT00778466
View directory record Official record
Conditions
Healthy
Interventions
metformin hydrochloride 1000 mg tablets
Drug
Lead sponsor
Ranbaxy Laboratories Limited
Industry
Eligibility
18 Years to 60 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006
U.S. locations
1
States / cities
Las Vegas, Nevada
Source: ClinicalTrials.gov public record
Updated Oct 23, 2008 · Synced Oct 28, 2026, 2:31 AM EDT
Completed Not applicable Interventional

A Study of Zidovudine in HIV-Infected Patients With Liver Disease

NCT00001001
View directory record Official record
Conditions
HIV Infections, Liver Diseases
Interventions
Zidovudine
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 1990
U.S. locations
5
States / cities
Boston, Massachusetts • Worcester, Massachusetts • Chapel Hill, North Carolina + 2 more
Source: ClinicalTrials.gov public record
Updated Nov 4, 2021 · Synced Oct 28, 2026, 2:31 AM EDT
Terminated Phase 1 Interventional

A Phase 1, Open-Label, Sequential Cross-over, Bioavailability/Bioequivalence Study to Compare the Pharmacokinetics of Oral Cladribine With the Reference Listed Drug, Intravenous Cladribine

NCT06021600
View directory record Official record
Conditions
Leukemia, Myelodysplastic Syndromes, Acute Myeloid Leukemia
Interventions
Cladribine
Drug
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jul 30, 2026 · Synced Oct 28, 2026, 2:31 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Food Effect Study of Pitolisant Delayed-Release in Healthy Adult Participants

NCT07860736
View directory record Official record
Conditions
Healthy Participants
Interventions
Pitolisant delayed-release
Drug
Lead sponsor
Harmony Biosciences Management, Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Tempe, Arizona
Source: ClinicalTrials.gov public record
Updated Oct 6, 2026 · Synced Oct 28, 2026, 2:31 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Relative Bioavailability Study of Glyburide/Metformin HCl 5 mg/500 mg Tablets Under Non-fasting Conditions

NCT00864734
View directory record Official record
Conditions
Healthy
Interventions
Glyburide and Metformin Hydrochloride Tablets 5 mg/500 mg, CLUCOVANCE® 5 mg/500 mg Tablets, single dose
Drug
Lead sponsor
Actavis Inc.
Industry
Eligibility
18 Years and older
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002
U.S. locations
1
States / cities
Fargo, North Dakota
Source: ClinicalTrials.gov public record
Updated Aug 17, 2010 · Synced Oct 28, 2026, 2:31 AM EDT
Withdrawn No phase listed Observational

Gastrointestinal Implications of Voriconazole Exposure

NCT02904434
View directory record Official record
Conditions
Infection
Interventions
Grapefruit Juice
Other
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
2 Years to 17 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 9, 2020 · Synced Oct 28, 2026, 2:31 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Open-Label Study of Bioavailability of E2006 Tablet Versus Capsule Formulations

NCT01673880
View directory record Official record
Conditions
Insomnia
Interventions
E2006
Drug
Lead sponsor
Eisai Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated May 22, 2013 · Synced Oct 28, 2026, 2:31 AM EDT
Withdrawn Phase 1 Interventional Accepts healthy volunteers

VH3739937 Phase 1 Multiple Ascending Dose (MAD) Study in Healthy Volunteers Including Relative Bioavailability (RBA), Optional Food Effect (FE), and Drug-drug Interaction (DDI)

NCT06533280
View directory record Official record
Conditions
HIV Infections
Interventions
Part A, C and D: VH3739937 500 mg, Part A: VH3739937 100 mg, Part A and C: Placebo, Part B: Treatment A, Part B: Treatment B, Part B: Treatment C, Part B: Treatment D, Part B: Treatment E, Part D: Probe cocktail
Drug
Lead sponsor
ViiV Healthcare
Industry
Eligibility
18 Years to 55 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 22, 2025 · Synced Oct 28, 2026, 2:31 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Pharmacokinetics and Bioavailability of Single Subcutaneous Doses of Methylnaltrexone Versus Intravenous Dose

NCT01367496
View directory record Official record
Conditions
Healthy Subjects
Interventions
SC Methylnaltrexone (MNTX), IV Methylnaltrexone (MNTX)
Drug
Lead sponsor
Bausch Health Americas, Inc.
Industry
Eligibility
18 Years to 45 Years · Male only
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002
U.S. locations
1
States / cities
Tarrytown, New York
Source: ClinicalTrials.gov public record
Updated Nov 27, 2019 · Synced Oct 28, 2026, 2:31 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study in Healthy Volunteers to Investigate the Effects of Ketoconazole on the Pharmacokinetics of NKTR-118

NCT01520896
View directory record Official record
Conditions
Bioavailability, Healthy Volunteers, Drug- Drug Interactions
Interventions
NKTR-118, Ketoconazole
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 55 Years
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Oct 15, 2014 · Synced Oct 28, 2026, 2:31 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Genepro Generation 3 Protein Bioavailability Compared to Whey Protein

NCT04615858
View directory record Official record
Conditions
Absorption; Disorder, Protein, Protein Malabsorption, Protein Intolerance
Interventions
Genepro Generation 3 Protein, Whey Protein
Dietary Supplement
Lead sponsor
Musclegen Research, Inc.
Other
Eligibility
25 Years to 80 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
2
States / cities
Cary, North Carolina • Raleigh, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 10, 2020 · Synced Oct 28, 2026, 2:31 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Bioequivalence Study of Metformin HCl 750 mg XR Tablets Under Non Fasting Conditions

NCT00778141
View directory record Official record
Conditions
Healthy
Interventions
metformin HC1 750 mg extended-release tablets
Drug
Lead sponsor
Ranbaxy Laboratories Limited
Industry
Eligibility
18 Years and older
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004
U.S. locations
1
States / cities
Saint Charles, Missouri
Source: ClinicalTrials.gov public record
Updated Oct 23, 2008 · Synced Oct 28, 2026, 2:31 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Learn About How Different Forms of Study Medicine PF-07248144 Are Taken Up Into the Blood in Healthy Adults

NCT07117799
View directory record Official record
Conditions
Healthy Adults
Interventions
PF-07248144
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Dec 1, 2025 · Synced Oct 28, 2026, 2:31 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Astaxanthin Formulation Bioavailability

NCT02397811
View directory record Official record
Conditions
Bioavailability of Astaxanthin Formulations
Interventions
Enteric Coated Softgels, Liposomal astaxanthin, Standard Softgel, Astaxanthin Water Soluble Emulsion, Astaxanthin Water Dispersible Powder, Standard Softgel with Astaxanthin Gel
Dietary Supplement
Lead sponsor
Cyanotech Corporation
Industry
Eligibility
21 Years to 65 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Aug 9, 2016 · Synced Oct 28, 2026, 2:31 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study to Evaluate the Relative Bioavailability of a New Formulation of NPT 2042 Soft-Gelatin Capsules Compared to the Original Formulation of NPT 2042

NCT07222878
View directory record Official record
Conditions
Epilepsy, Alzheimer Disease, Epilepsy Intractable
Interventions
NPT 2042 (Reference formula/Formulation 1), NPT 2042 (Test formula/Formulation 2)
Drug
Lead sponsor
NeuroPro Therapeutics, Inc.
Industry
Eligibility
19 Years to 65 Years
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Lincoln, Nebraska
Source: ClinicalTrials.gov public record
Updated Apr 3, 2026 · Synced Oct 28, 2026, 2:31 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

A Study to Determine the Bioavailability of Vonoprazan Sprinkle Capsules on Pudding or on Applesauce Relative to a Vonoprazan Tablet in Healthy Participants

NCT05366738
View directory record Official record
Conditions
Healthy Volunteers
Interventions
Vonoprazan
Drug
Lead sponsor
Phathom Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Mar 29, 2024 · Synced Oct 28, 2026, 2:31 AM EDT