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ClinicalTrials.gov public records Last synced Sep 7, 2026, 2:39 PM EDT

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Showing 1–24 of 477 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Absorption Clear all
Suspended Early Phase 1 Interventional Accepts healthy volunteers

Bovine Colostrum to Prevent Absorption of Gluten

NCT05555446
View directory record Official record
Conditions
Celiac Disease, Gluten Sensitivity, Non-celiac Gluten Sensitivity
Interventions
Bovine colostrum, Placebo
Dietary Supplement
Lead sponsor
Milky Way Life Sciences LLC
Industry
Eligibility
18 Years to 75 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 3, 2024 · Synced Sep 7, 2026, 2:39 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Absorption, Metabolism and Excretion of [14C]-Lasmiditan - Single Oral Dose Administration

NCT03040362
View directory record Official record
Conditions
Healthy
Interventions
[14C]-lasmiditan
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
18 Years to 60 Years
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jan 9, 2020 · Synced Sep 7, 2026, 2:39 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study of 28431754 (Canagliflozin) on Gastrointestinal Glucose Absorption and Metabolism in Healthy Volunteers

NCT01173549
View directory record Official record
Conditions
Healthy
Interventions
Canagliflozin/Placebo Placebo/Canagliflozin, no intervention
Drug · Other
Lead sponsor
Johnson & Johnson Pharmaceutical Research & Development, L.L.C.
Industry
Eligibility
18 Years to 45 Years · Male only
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Jan 1, 2012 · Synced Sep 7, 2026, 2:39 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Nutrition Intervention During Chemotherapy

NCT01871350
View directory record Official record
Conditions
Cancer Patients Receiving Chemotherapy or Chemoradiotherapy
Interventions
Daily intake for 10 weeks (+/- 2 weeks)
Dietary Supplement
Lead sponsor
Texas A&M University
Other
Eligibility
18 Years and older
Enrollment
31 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2015
U.S. locations
1
States / cities
College Station, Texas
Source: ClinicalTrials.gov public record
Updated Sep 29, 2025 · Synced Sep 7, 2026, 2:39 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Single-dose AME Study With [14C]AR882 in Healthy Male Subjects

NCT04508426
View directory record Official record
Conditions
Healthy Volunteers
Interventions
[14C]AR882
Drug
Lead sponsor
Arthrosi Therapeutics
Industry
Eligibility
18 Years to 55 Years · Male only
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
Lincoln, Nebraska
Source: ClinicalTrials.gov public record
Updated Nov 15, 2020 · Synced Sep 7, 2026, 2:39 PM EDT
Completed Not applicable Interventional Results available

Absorption and Safety With Sustained Use of RELiZORB Evaluation (ASSURE) Study

NCT02750501
View directory record Official record
Conditions
Cystic Fibrosis
Interventions
RELiZORB (immobilized lipase) cartridge, Impact Peptide 1.5
Device · Other
Lead sponsor
Alcresta Therapeutics, Inc.
Industry
Eligibility
4 Years and older
Enrollment
49 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
10
States / cities
Hollywood, Florida • Boise, Idaho • Indianapolis, Indiana + 7 more
Source: ClinicalTrials.gov public record
Updated Aug 14, 2018 · Synced Sep 7, 2026, 2:39 PM EDT
Terminated Phase 4 Interventional Results available

Evaluate the Efficacy and Safety Growth Hormone, Glutamine and Diet in Patients With Short Bowel Syndrome (SBS)

NCT00742157
View directory record Official record
Conditions
Short Bowel Syndrome
Interventions
Growth Hormone
Drug
Lead sponsor
University of Nebraska
Other
Eligibility
19 Years to 78 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2008
U.S. locations
1
States / cities
Omaha, Nebraska
Source: ClinicalTrials.gov public record
Updated Sep 7, 2023 · Synced Sep 7, 2026, 2:39 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Pharmacokinetics Study of Radioactive-Labeled GDC-0973 in Healthy Male Volunteers

NCT01711762
View directory record Official record
Conditions
Healthy Volunteer
Interventions
GDC-0973
Drug
Lead sponsor
Genentech, Inc.
Industry
Eligibility
18 Years to 55 Years · Male only
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Nov 1, 2016 · Synced Sep 7, 2026, 2:39 PM EDT
Completed Phase 2 Interventional

PRebiotic to IMprovE Calcium Absorption

NCT03272542
View directory record Official record
Conditions
Obesity
Interventions
Prebiotic: soluble corn fiber, Placebo: maltodextrin
Dietary Supplement
Lead sponsor
San Francisco Veterans Affairs Medical Center
Federal
Eligibility
18 Years to 75 Years · Female only
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Oct 21, 2020 · Synced Sep 7, 2026, 2:39 PM EDT
Completed Phase 1 Interventional

Enteric Oxalate Absorption Study in Unclassified Hyperoxaluria

NCT00588120
View directory record Official record
Conditions
Enteric Hyperoxaluria, Hyperoxaluria
Interventions
C-13 labeled oxalate
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
4 Years and older
Enrollment
114 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1998 – 2020
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Mar 2, 2020 · Synced Sep 7, 2026, 2:39 PM EDT
Completed Phase 3 Interventional Results available

Efficacy and Safety of Ultrase® MT20 in Improving the Coefficient of Fat Absorption (CFA) in Children With Cystic Fibrosis (CF) and Pancreatic Insufficiency (PI)

NCT00513682
View directory record Official record
Conditions
Cystic Fibrosis, Pancreatic Insufficiency
Interventions
Ultrase® MT20
Drug
Lead sponsor
Forest Laboratories
Industry
Eligibility
7 Years to 11 Years
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
3
States / cities
Ann Arbor, Michigan • Cleveland, Ohio • Hershey, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 15, 2017 · Synced Sep 7, 2026, 2:39 PM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

Fructooligosaccharide and Calcium Absorption in Adolescent Girls

NCT01005927
View directory record Official record
Conditions
Osteoporosis
Interventions
Fructooligosaccharide
Dietary Supplement
Lead sponsor
Purdue University
Other
Eligibility
10 Years to 12 Years · Female only
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
West Lafayette, Indiana
Source: ClinicalTrials.gov public record
Updated May 6, 2018 · Synced Sep 7, 2026, 2:39 PM EDT
Completed Phase 1 Interventional

Absorption and Systematic Pharmacokinetics of IDP-123 Lotion in Comparison With Tazorac Cream

NCT02849873
View directory record Official record
Conditions
Acne
Interventions
IDP-123 Lotion, Tazorac Cream
Drug
Lead sponsor
Bausch Health Americas, Inc.
Industry
Eligibility
9 Years and older
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jul 18, 2018 · Synced Sep 7, 2026, 2:39 PM EDT
Completed Phase 2 Interventional Results available

Anemia Studies in CKD: Erythropoiesis Via a Novel Prolyl Hydroxylase Inhibitor (PHI) Daprodustat- Iron (ASCEND: Fe)

NCT03457701
View directory record Official record
Conditions
Anaemia
Interventions
Daprodustat, rhEPO, Ferrous sulfate containing the stable iron isotope (57Fe), Ferrous sulfate containing the stable iron isotope (58Fe)
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
3
States / cities
Fort Worth, Texas • Lufkin, Texas • San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Mar 26, 2024 · Synced Sep 7, 2026, 2:39 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Cobalamin Absorption From Fortified Food

NCT01399164
View directory record Official record
Conditions
Vitamin B-12 Deficiency, Achlorhydria
Interventions
14C-B12 fortified bread
Other
Lead sponsor
USDA, Western Human Nutrition Research Center
Federal
Eligibility
60 Years and older
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2013
U.S. locations
1
States / cities
Davis, California
Source: ClinicalTrials.gov public record
Updated Oct 21, 2013 · Synced Sep 7, 2026, 2:39 PM EDT
Recruiting Phase 4 Interventional

A Safety and Pharmacokinetics Study of IDP-122 Lotion in Pediatric Participants With Plaque Psoriasis

NCT03987763
View directory record Official record
Conditions
Psoriasis
Interventions
IDP-122 Lotion
Drug
Lead sponsor
Bausch Health Americas, Inc.
Industry
Eligibility
6 Years to 17 Years
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2026
U.S. locations
7
States / cities
Fountain Valley, California • Thousand Oaks, California • Doral, Florida + 3 more
Source: ClinicalTrials.gov public record
Updated Aug 26, 2025 · Synced Sep 7, 2026, 2:39 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

An Open-Label, Single-Dose Study to Assess the Absorption, Metabolism, Excretion, and Mass Balance of Radiolabeled Androxal in Healthy Male Subjects After Oral Administration

NCT02274181
View directory record Official record
Conditions
Secondary Hypogonadism
Interventions
Androxal
Drug
Lead sponsor
Repros Therapeutics Inc.
Industry
Eligibility
19 Years to 60 Years · Male only
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Lincoln, Nebraska
Source: ClinicalTrials.gov public record
Updated Mar 11, 2015 · Synced Sep 7, 2026, 2:39 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effect of Vitamin C on Iron Absorption

NCT00570895
View directory record Official record
Conditions
Iron Deficiency
Interventions
Vitamin C
Dietary Supplement
Lead sponsor
Baylor College of Medicine
Other
Eligibility
4 Years to 8 Years
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jun 25, 2020 · Synced Sep 7, 2026, 2:39 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Iron Absorption and Exercise

NCT04079322
View directory record Official record
Conditions
Iron-deficiency, Iron Deficiency Anemia
Interventions
Meal
Other
Lead sponsor
Florida State University
Other
Eligibility
Not listed
Enrollment
31 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Tallahassee, Florida
Source: ClinicalTrials.gov public record
Updated Feb 26, 2020 · Synced Sep 7, 2026, 2:39 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study to Determine the Effects of Co-Administration of Alcohol on the Absorption of Oxycodone From a Proprietary Controlled-Release Formulation

NCT01677039
View directory record Official record
Conditions
Healthy
Interventions
Test formulation administered with water, Test formulation administered with 20% ethanol, Test formulation administered with 40% ethanol
Drug
Lead sponsor
Pfizer
Industry
Eligibility
21 Years to 55 Years
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Dec 10, 2012 · Synced Sep 7, 2026, 2:39 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Calcium Absorption in Postmenopausal Thai Women

NCT02291315
View directory record Official record
Conditions
Fractional Calcium Absorption
Interventions
Not listed
Lead sponsor
Cornell University
Other
Eligibility
53 Years to 65 Years · Female only
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007
U.S. locations
1
States / cities
Ithaca, New York
Source: ClinicalTrials.gov public record
Updated Nov 13, 2014 · Synced Sep 7, 2026, 2:39 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

The Effect of a Meal on Vitamin D Absorption

NCT01268176
View directory record Official record
Conditions
Vitamin D Deficiency
Interventions
cholecalciferol
Dietary Supplement
Lead sponsor
Tufts University
Other
Eligibility
50 Years to 69 Years
Enrollment
62 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2012
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 12, 2013 · Synced Sep 7, 2026, 2:39 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Absolute Bioavailability and Nasopharyngeal Absorption of Intranasal Ketamine

NCT00520169
View directory record Official record
Conditions
Healthy
Interventions
intranasal ketamine
Drug
Lead sponsor
Javelin Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007
U.S. locations
1
States / cities
Cambridge, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 9, 2008 · Synced Sep 7, 2026, 2:39 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Pharmacokinetic Analysis of Nutrient Absorption From a Novel Liposomal Multivitamin/Mineral Formulation

NCT05060367
View directory record Official record
Conditions
Mineral Absorption
Interventions
Liposomal multivitamin/mineral, Standard multivitamin/mineral
Dietary Supplement
Lead sponsor
Texas Tech University
Other
Eligibility
18 Years to 65 Years
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Lubbock, Texas
Source: ClinicalTrials.gov public record
Updated Aug 9, 2022 · Synced Sep 7, 2026, 2:39 PM EDT