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Showing 1–21 of 21 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Lansoprazole Tablet Clear all
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Bioavailability, Safety, and Pharmacodynamics of Dexlansoprazole Delayed-Release Orally Disintegrating Tablets in Healthy Participants

NCT02064907
View directory record Official record
Conditions
Bioavailability
Interventions
Dexlansoprazole Delayed Release Orally Disintegrating Tablets, Dexlansoprazole Delayed Release Capsules
Drug
Lead sponsor
Takeda
Industry
Eligibility
18 Years to 55 Years
Enrollment
52 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014
U.S. locations
1
States / cities
Tempe, Arizona
Source: ClinicalTrials.gov public record
Updated Apr 13, 2015 · Synced Sep 4, 2026, 8:42 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Sensory Evaluation of Dexlansoprazole Delayed-Release Orally Disintegrating Tablets

NCT02096458
View directory record Official record
Conditions
Gastroesophageal Reflux Disease, Erosive Esophagitis, Heartburn
Interventions
Dexlansoprazole
Drug
Lead sponsor
Takeda
Industry
Eligibility
25 Years to 80 Years
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014
U.S. locations
1
States / cities
Woburn, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 5, 2015 · Synced Sep 4, 2026, 8:42 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Fentanyl Administered Intraorally for Rapid Treatment of Orthopedic Pain

NCT00685295
View directory record Official record
Conditions
Pain, Fracture, Sprain
Interventions
Fentanyl, Lansoprazole, Oxycodone
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 60 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 8, 2017 · Synced Sep 4, 2026, 8:42 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

A Study of LY2940680 in Healthy Participants

NCT01681186
View directory record Official record
Conditions
Healthy Participants
Interventions
LY2940680 Capsule(s) (Reference), LY2940680 Tablet (Test), Lansoprazole, Placebo Capsule(s)
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
18 Years to 65 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Oct 20, 2019 · Synced Sep 4, 2026, 8:42 PM EDT
Completed Phase 2 Interventional Results available

Efficacy and Safety of Extended Release and Immediate Release Febuxostat in Participants With Gout and Moderate Renal Impairment

NCT02128490
View directory record Official record
Conditions
Gout, Moderate Renal Impairment
Interventions
Febuxostat IR, Febuxostat XR, Febuxostat placebo, Colchicine, Naproxen, Lansoprazole
Drug
Lead sponsor
Takeda
Industry
Eligibility
18 Years and older
Enrollment
189 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
89
States / cities
Birmingham, Alabama • Muscle Shoals, Alabama • Phoenix, Arizona + 75 more
Source: ClinicalTrials.gov public record
Updated Nov 2, 2016 · Synced Sep 4, 2026, 8:42 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers Results available

The Effects of Dexlansoprazole for the Treatment of Throat-Related Reflux

NCT01317472
View directory record Official record
Conditions
Laryngopharyngeal Reflux
Interventions
dexlansoprazole, Placebo
Drug
Lead sponsor
Indiana University
Other
Eligibility
18 Years and older
Enrollment
11 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2013
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Sep 30, 2019 · Synced Sep 4, 2026, 8:42 PM EDT
Completed Phase 2 Interventional Results available

Proof of Concept Study Efficacy of an Antacid/Lansoprazole Combination for Relief of Heartburn

NCT01037452
View directory record Official record
Conditions
Heartburn
Interventions
Calcium carbonate/magnesium hydroxide/Lansoprazole 15 mg, Lansoprazole, Calcium carbonate/magnesium hydroxide, Placebo
Drug
Lead sponsor
Novartis
Industry
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2009
U.S. locations
1
States / cities
Anaheim, California
Source: ClinicalTrials.gov public record
Updated Mar 27, 2011 · Synced Sep 4, 2026, 8:42 PM EDT
Completed Phase 2 Interventional Results available

A Study in Patients With Erosive Esophagitis to Investigate Safety, Tolerability, and Healing Rates After 4 Weeks Treatment of X842 or Lansoprazole and Symptom Pattern During Subsequent 4 Weeks Treatment With Lansoprazole

NCT05055128
View directory record Official record
Conditions
Erosive Esophagitis
Interventions
X842, X842 Dummy, Lansoprazole, Lansoprazole Dummy
Drug
Lead sponsor
Cinclus Pharma Holding AB
Industry
Eligibility
18 Years to 75 Years
Enrollment
248 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Jun 30, 2026 · Synced Sep 4, 2026, 8:42 PM EDT
Completed Phase 3 Interventional Results available

Safety and Efficacy Study of Fentanyl Buccal Tablet Use in the Emergency Department for Isolated Extremity Injury

NCT01270659
View directory record Official record
Conditions
Pain
Interventions
Fentanyl, oxycodone/acetaminophen
Drug
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years to 60 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
Tulsa, Oklahoma
Source: ClinicalTrials.gov public record
Updated Jun 19, 2017 · Synced Sep 4, 2026, 8:42 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

A Study of the Effects of Multiple Doses of Dexlansoprazole, Lansoprazole, Omeprazole or Esomeprazole on the Pharmacokinetics and Pharmacodynamics of Clopidogrel in Healthy Participants.

NCT00942175
View directory record Official record
Conditions
Healthy
Interventions
Clopidogrel, Clopidogrel and Lansoprazole, Clopidogrel and Dexlansoprazole, Clopidogrel and Omeprazole, Clopidogrel and Esomeprazole
Drug
Lead sponsor
Takeda
Industry
Eligibility
18 Years to 55 Years
Enrollment
160 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
1
States / cities
Tempe, Arizona
Source: ClinicalTrials.gov public record
Updated Feb 2, 2012 · Synced Sep 4, 2026, 8:42 PM EDT
Completed Phase 3 Interventional Results available

Efficacy and Safety of Vonoprazan Compared to Lansoprazole in Participants With Helicobacter Pylori Infection

NCT04167670
View directory record Official record
Conditions
Helicobacter Pylori Infection
Interventions
Vonoprazan, Amoxicillin, Clarithromycin, Lansoprazole
Drug
Lead sponsor
Phathom Pharmaceuticals, Inc.
Industry
Eligibility
18 Years and older
Enrollment
1,046 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
106
States / cities
Anniston, Alabama • Athens, Alabama • Birmingham, Alabama + 84 more
Source: ClinicalTrials.gov public record
Updated Apr 4, 2022 · Synced Sep 4, 2026, 8:42 PM EDT
Terminated Phase 1 Interventional Accepts healthy volunteers

Study to Assess the Relative Bioavailability of Fixed-Dose Combination (FDC) Tablet (Simeprevir, Odalasvir and AL-335) Compared With Single Agents Administered Together, and to Assess the Effect of Multiple-Dose Lansoprazole or Omeprazole on Single-Dose Pharmacokinetics of SMV, ODV, and AL-335 (FDC)

NCT03059303
View directory record Official record
Conditions
Healthy
Interventions
Simeprevir 75 mg, Odalasvir 25 mg, Odalasvir 12.5 mg, Odalasvir 75 mg, AL-335 800 mg, Lansoprazole 30 mg, Omeprazole 20 mg
Drug
Lead sponsor
Janssen Research & Development, LLC
Industry
Eligibility
18 Years to 55 Years
Enrollment
72 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Tempe, Arizona
Source: ClinicalTrials.gov public record
Updated Dec 21, 2017 · Synced Sep 4, 2026, 8:42 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study Evaluating The Potential Effect Of Lansoprazole On The Pharmacokinetics Of Bosutinib In Healthy Subjects

NCT00952913
View directory record Official record
Conditions
Healthy
Interventions
Bosutinib, Lansoprazole
Drug
Lead sponsor
Wyeth is now a wholly owned subsidiary of Pfizer
Industry
Eligibility
18 Years to 50 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Apr 18, 2011 · Synced Sep 4, 2026, 8:42 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Evaluate the Safety, Tolerability and Pharmacokinetics/Pharmacodynamics of Oral Doses of H008

NCT05050188
View directory record Official record
Conditions
Erosive Esophagitis
Interventions
H008, H008 placebo, Lansoprazole
Drug
Lead sponsor
Jiangsu Carephar Pharmaceutical Co., Ltd.
Industry
Eligibility
18 Years to 55 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Dec 14, 2023 · Synced Sep 4, 2026, 8:42 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Study to Evaluate the Pharmacokinetics, Pharmacodynamics, and Safety of Vonoprazan and Lansoprazole in Healthy Participants

NCT04729101
View directory record Official record
Conditions
Healthy Participants
Interventions
Vonoprazan, Lansoprazole
Drug
Lead sponsor
Phathom Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
44 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Tempe, Arizona
Source: ClinicalTrials.gov public record
Updated Mar 30, 2023 · Synced Sep 4, 2026, 8:42 PM EDT
Completed Phase 3 Interventional Results available

Efficacy and Safety of Vonoprazan Compared to Lansoprazole in Participants With Erosive Esophagitis

NCT04124926
View directory record Official record
Conditions
Erosive Esophagitis
Interventions
Vonoprazan, Lansoprazole
Drug
Lead sponsor
Phathom Pharmaceuticals, Inc.
Industry
Eligibility
18 Years and older
Enrollment
1,027 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
109
States / cities
Anniston, Alabama • Athens, Alabama • Birmingham, Alabama + 88 more
Source: ClinicalTrials.gov public record
Updated Jul 28, 2022 · Synced Sep 4, 2026, 8:42 PM EDT
Completed Phase 3 Interventional Results available

Efficacy of Lansoprazole in Chronic Post Nasal Drip

NCT00335283
View directory record Official record
Conditions
Larynx Disease
Interventions
Lansoprazole Tablet, PH and impedence testing, manometry, lansoprazole, placebo
Drug · Procedure
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years and older
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Aug 20, 2012 · Synced Sep 4, 2026, 8:42 PM EDT
Completed Phase 4 Interventional Results available

Levothyroxine Sodium in Thyroidectomized Patients Taking Proton Pump Inhibitors

NCT03094416
View directory record Official record
Conditions
Hypothyroidism;Postablative
Interventions
levothyroxine sodium capsule, Proton pump inhibitor (PPI), Levothyroxine Sodium (LT4) Tablets
Drug
Lead sponsor
IBSA Institut Biochimique SA
Industry
Eligibility
18 Years to 65 Years
Enrollment
66 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
9
States / cities
La Jolla, California • Ventura, California • Washington D.C., District of Columbia + 6 more
Source: ClinicalTrials.gov public record
Updated Apr 4, 2022 · Synced Sep 4, 2026, 8:42 PM EDT
Not listed Phase 4 Interventional Accepts healthy volunteers

A Randomized, Double-Blind, Placebo-Controlled Study of Gastroesophageal Reflux Disease Therapy.

NCT00237068
View directory record Official record
Conditions
Asthma
Interventions
Lansoprazole; Solutab
Drug
Lead sponsor
Emory University
Other
Eligibility
4 Years to 11 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2010
U.S. locations
3
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Mar 15, 2011 · Synced Sep 4, 2026, 8:42 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Comparison of Prilosec Over-the-counter (OTC)® Versus Prevacid® for Gastric Acid Suppression

NCT00903448
View directory record Official record
Conditions
Healthy
Interventions
Prilosec OTC (omeprazole-magnesium), Prevacid
Drug
Lead sponsor
Procter and Gamble
Industry
Eligibility
18 Years to 65 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Dec 30, 2010 · Synced Sep 4, 2026, 8:42 PM EDT
Completed Phase 3 Interventional Results available

Efficacy and Safety of Extended Release and Immediate Release Febuxostat in Participants With Gout

NCT02139046
View directory record Official record
Conditions
Gout
Interventions
Febuxostat IR, Febuxostat XR, Febuxostat placebo, Colchicine, Naproxen, Lansoprazole
Drug
Lead sponsor
Takeda
Industry
Eligibility
18 Years and older
Enrollment
1,790 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
192
States / cities
Binghamton, Alabama • Birmingham, Alabama • Huntsville, Alabama + 189 more
Source: ClinicalTrials.gov public record
Updated Nov 2, 2016 · Synced Sep 4, 2026, 8:42 PM EDT