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Showing 1–24 of 473 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Condition: Absorption Clear all
Completed No phase listed Observational Results available

Zinc and Copper Absorption in Neonates With Bilious Losses

NCT00738283
View directory record Official record
Conditions
Ileostomy
Interventions
Not listed
Lead sponsor
Baylor College of Medicine
Other
Eligibility
Not listed
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
2
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Apr 10, 2017 · Synced Jun 7, 2026, 1:25 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Genotype Stratified Pharmacokinetic Study of Montelukast

NCT01086527
View directory record Official record
Conditions
Asthma
Interventions
10 mg tablet of montelukast (Singulair)
Drug
Lead sponsor
Nemours Children's Clinic
Other
Eligibility
7 Years to 35 Years
Enrollment
2 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2014
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Feb 9, 2025 · Synced Jun 7, 2026, 1:25 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

A Study of Carbon-14-Labelled [14C] LOXO-305 (Pirtobrutinib) in Healthy Male Participants

NCT06180954
View directory record Official record
Conditions
Healthy
Interventions
[14C]-LOXO-305, LOXO-305
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
18 Years to 55 Years · Male only
Enrollment
9 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jan 12, 2025 · Synced Jun 7, 2026, 1:25 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

GPur- Luminating Oral Cholesterol Kinetics Pilot Study

NCT03090542
View directory record Official record
Conditions
Cholesterol Absorption
Interventions
clinoptilolite
Dietary Supplement
Lead sponsor
Canadian Collaborative Research Network
Other
Eligibility
18 Years and older
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Cumming, Georgia
Source: ClinicalTrials.gov public record
Updated Jan 24, 2018 · Synced Jun 7, 2026, 1:25 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Study in Healthy Adults to Determine the Effect That Food Has on the Absorption and Delivery of the Drug Cystagon™

NCT01432561
View directory record Official record
Conditions
Cystinosis, Nephropathic Cystinosis
Interventions
Cysteamine bitartrate
Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Oct 8, 2013 · Synced Jun 7, 2026, 1:25 PM EDT
Not listed Phase 1 Interventional

Safety and Tolerability Study of SKX-16 in Subjects With Moderate to Severe Distal Subungual Onychomycosis

NCT05110638
View directory record Official record
Conditions
Onychomycosis of Toenail
Interventions
SKX-16 (Luliconazole 10% Solution)
Drug
Lead sponsor
SATO Pharmaceutical Co., Ltd.
Industry
Eligibility
18 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
College Station, Texas
Source: ClinicalTrials.gov public record
Updated Jun 13, 2022 · Synced Jun 7, 2026, 1:25 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Absorption, Metabolism and Excretion of Dietary Polyphenolic Bioactives in Humans

NCT03194620
View directory record Official record
Conditions
Healthy
Interventions
Thearubigins, Theaflavins, Procyanidin Dimer B2 (DB2), (-)-Epigallocatechin-3-O-gallate (EGCG), (-)-Epicatechin-3-O-gallate (ECG), (-)-Epicatechin (EC), (-)-Epigallocatechin (EGC), Control
Other
Lead sponsor
University of California, Davis
Other
Eligibility
25 Years to 60 Years · Male only
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Davis, California
Source: ClinicalTrials.gov public record
Updated Nov 5, 2017 · Synced Jun 7, 2026, 1:25 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Phase 1 Open-Label Study to Evaluate the Metabolism and Excretion of CC-223 and the Effect of Food on the Pharmacokinetics of CC-223 in Healthy Male Adult Subjects

NCT01611467
View directory record Official record
Conditions
Safety and Pharmacokinetics in Healthy Volunteer Subjects
Interventions
CC-223
Drug
Lead sponsor
Celgene
Industry
Eligibility
18 Years to 55 Years · Male only
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Nov 11, 2019 · Synced Jun 7, 2026, 1:25 PM EDT
Completed Phase 4 Interventional

Penetrance of Third Generation Fluoroquinolones in Eyes With Functioning Filtering Blebs

NCT00392275
View directory record Official record
Conditions
Cataract
Interventions
Ofloxacin 0.3%, Ciprofloxacin 0.3%, Levofloxacin 0.5%, Ofloxacin 400mg, Ciprofloxacin 400mg, Levofloxacin 250mg
Drug
Lead sponsor
Indiana University
Other
Eligibility
Not listed
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2006
U.S. locations
3
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Apr 9, 2013 · Synced Jun 7, 2026, 1:25 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study of the Absorption, Metabolism, and Route of Elimination of a Novel Class of Anti-HIV 1 Drugs (BMS-955176) in Humans.

NCT02206711
View directory record Official record
Conditions
HIV Infections
Interventions
BMS-955176
Drug
Lead sponsor
ViiV Healthcare
Industry
Eligibility
18 Years to 50 Years · Male only
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Apr 16, 2018 · Synced Jun 7, 2026, 1:25 PM EDT
Completed Not applicable Interventional Results available

Study of Carbon Dioxide Exchange Patterns During Robotic Prostatectomies

NCT02114164
View directory record Official record
Conditions
Prostate Cancer, Pneumoperitoneum
Interventions
AirSeal System, Standard Endopath
Device
Lead sponsor
OhioHealth
Other
Eligibility
18 Years and older · Male only
Enrollment
109 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Nov 25, 2021 · Synced Jun 7, 2026, 1:25 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Formulation Bridging and Food Effect Study of PBI-200 in Healthy Volunteers

NCT05690932
View directory record Official record
Conditions
Formulation Bridging, Food Effect
Interventions
PBI-200 Tablet, PBI-200 Capsule, PBI-200 Suspension
Drug
Lead sponsor
Pyramid Biosciences
Industry
Eligibility
18 Years to 55 Years
Enrollment
33 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Springfield, Missouri
Source: ClinicalTrials.gov public record
Updated Jan 31, 2023 · Synced Jun 7, 2026, 1:25 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Single Dose Study of [14C]-IDV184001AN ([14C]-IDV184001) in Healthy Adult Male Participants

NCT05974046
View directory record Official record
Conditions
Opioid Use Disorder
Interventions
[14C]IDV184001AN
Drug
Lead sponsor
Indivior Inc.
Industry
Eligibility
19 Years to 55 Years · Male only
Enrollment
7 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Lincoln, Nebraska
Source: ClinicalTrials.gov public record
Updated Feb 12, 2025 · Synced Jun 7, 2026, 1:25 PM EDT
Completed Not applicable Interventional Results available

Calcium and Phosphorus Whole-Body Balance and Kinetics in Patients With Moderate Chronic Kidney Disease

NCT04019379
View directory record Official record
Conditions
Phosphorus and Calcium Disorders, Chronic Kidney Disease Mineral and Bone Disorder, Chronic Kidney Diseases
Interventions
High Phosphorus Diet, Low Phosphorus Diet
Other
Lead sponsor
University of Minnesota
Other
Eligibility
30 Years to 75 Years
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Sep 18, 2024 · Synced Jun 7, 2026, 1:25 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Iron Absorption From Iron-enriched Aspergillus Oryzae

NCT03156712
View directory record Official record
Conditions
Iron-deficiency, Absorption; Iron, Anemia, Iron Deficiency, Bioavailability, Serum Iron
Interventions
Ferrous sulfate
Dietary Supplement
Lead sponsor
Iowa State University
Other
Eligibility
18 Years to 35 Years · Female only
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Ames, Iowa
Source: ClinicalTrials.gov public record
Updated May 17, 2017 · Synced Jun 7, 2026, 1:25 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 Jun 7, 2026, 1:25 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study to Investigate the Absorption, Metabolism, and Excretion of [14C]-GDC-0980 Following Single Oral Dose Administration in Healthy Postmenopausal Female Subjects

NCT01487239
View directory record Official record
Conditions
Healthy Volunteer
Interventions
[14C]-GDC-0980
Drug
Lead sponsor
Genentech, Inc.
Industry
Eligibility
18 Years to 65 Years · Female only
Enrollment
4 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Nov 1, 2016 · Synced Jun 7, 2026, 1:25 PM EDT
Completed Not applicable Interventional Results available

A Pilot Study of Oxalate Absorption in Secondary Hyperoxaluria

NCT03095885
View directory record Official record
Conditions
Secondary Hyperoxaluria, Nephrolithiasis, Hyperoxaluria, Kidney Stones
Interventions
Test Meal
Other
Lead sponsor
Allena Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
5
States / cities
Tucson, Arizona • Little Rock, Arkansas • Shreveport, Louisiana + 2 more
Source: ClinicalTrials.gov public record
Updated Oct 27, 2021 · Synced Jun 7, 2026, 1:25 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

An Open-label Study to Investigate the Absorption, Metabolism and Excretion of Radiolabeled PD 0332334 in Six Healthy Male Volunteers

NCT00537615
View directory record Official record
Conditions
Generalized Anxiety Disorder
Interventions
PD 0332334
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 55 Years · Male only
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Feb 16, 2010 · Synced Jun 7, 2026, 1:25 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Diindolylmethane in Healthy Volunteers

NCT00392652
View directory record Official record
Conditions
Healthy, no Evidence of Disease
Interventions
oral microencapsulated diindolylmethane
Drug
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years to 70 Years
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2009
U.S. locations
1
States / cities
Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated Dec 28, 2016 · Synced Jun 7, 2026, 1:25 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Estimate the Effect of Formulation on the Relative Absorption of SB-751689 Administered to Healthy Women

NCT00540878
View directory record Official record
Conditions
Osteoporosis
Interventions
SB-751689 oral tablets (400 mg)
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
40 Years to 65 Years · Female only
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2007
U.S. locations
1
States / cities
Port Orange, Florida
Source: ClinicalTrials.gov public record
Updated May 17, 2009 · Synced Jun 7, 2026, 1:25 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

The Effect of Bolus Speed of Rapid-Acting Insulin Analog Absorption and Action in Individuals With Type 1 Diabetes

NCT03542682
View directory record Official record
Conditions
Type1diabetes
Interventions
Quick Bolus, Standard Bolus
Device
Lead sponsor
Yale University
Other
Eligibility
18 Years to 30 Years
Enrollment
11 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2022
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Feb 12, 2024 · Synced Jun 7, 2026, 1:25 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

AirSeal®Insufflation Trocar/CO2 Absorption Study

NCT02654808
View directory record Official record
Conditions
Gynecologic Diseases
Interventions
AirSeal trocar, Standard trocar
Device
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older · Female only
Enrollment
132 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 15, 2021 · Synced Jun 7, 2026, 1:25 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Understand How the Study Medicine Called ARV-471 is Processed in Healthy Adults

NCT05930925
View directory record Official record
Conditions
Healthy
Interventions
[phenyl-14C]ARV-471, [oxoisoindolin-14C]ARV-471
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Jun 1, 2026 · Synced Jun 7, 2026, 1:25 PM EDT