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ClinicalTrials.gov public records Last synced Oct 19, 2026, 11:13 PM EDT

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Showing 1–24 of 44 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Magnesium Oxide Clear all
Completed Phase 3 Interventional Results available

Adaptive COVID-19 Treatment Trial 4 (ACTT-4)

NCT04640168
View directory record Official record
Conditions
COVID-19
Interventions
Baricitinib, Dexamethasone, Placebo, Remdesivir
Drug · Other
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 99 Years
Enrollment
1,010 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
61
States / cities
Birmingham, Alabama • Fresno, California • La Jolla, California + 50 more
Source: ClinicalTrials.gov public record
Updated Jun 28, 2022 · Synced Oct 19, 2026, 11:13 PM EDT
Recruiting Phase 2 Interventional

Magnesium and Riboflavin Treatment for Post-Concussion Headache

NCT06260072
View directory record Official record
Conditions
Concussion, Intermediate
Interventions
magnesium and riboflavin supplement
Drug
Lead sponsor
University of Virginia
Other
Eligibility
18 Years to 40 Years
Enrollment
108 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Mar 27, 2025 · Synced Oct 19, 2026, 11:13 PM EDT
Completed Phase 3 Interventional Results available

A Study Comparing the Sodium Picosulfate, Magnesium Oxide and Anhydrous Citric Acid Oral Solution With PREPOPIK® for Colon Cleansing in Preparation for Colonoscopy

NCT03017235
View directory record Official record
Conditions
Bowel Preparation
Interventions
Sodium Picosulfate, Magnesium Oxide and Anhydrous Citric Acid Oral Solution, Sodium Picosulfate, Magnesium Oxide and Anhydrous Citric Powder
Drug
Lead sponsor
Ferring Pharmaceuticals
Industry
Eligibility
18 Years to 80 Years
Enrollment
917 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017
U.S. locations
12
States / cities
Huntsville, Alabama • Anaheim, California • Chula Vista, California + 9 more
Source: ClinicalTrials.gov public record
Updated Nov 14, 2018 · Synced Oct 19, 2026, 11:13 PM EDT
Withdrawn Not applicable Interventional

Single Center Comparison of 4 FDA Approved, Commercially Available Bowel Purgatives for Colonoscopy

NCT02124447
View directory record Official record
Conditions
Patients Undergoing Screening or Surveillance Colonoscopy
Interventions
PEG+E, PEG+Asc, P+MC, sulfate
Drug
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
18 Years to 90 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jul 10, 2015 · Synced Oct 19, 2026, 11:13 PM EDT
Completed Phase 3 Interventional Results available

Investigation of PicoPrep Versus HalfLytely for Bowel Preparation for Colonoscopy - Day Before PicoPrep

NCT01073943
View directory record Official record
Conditions
Bowel Preparation
Interventions
PicoPrep, HalfLytely, bisacodyl
Drug
Lead sponsor
Ferring Pharmaceuticals
Industry
Eligibility
18 Years to 80 Years
Enrollment
603 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010
U.S. locations
11
States / cities
Clearwater, Florida • Hollywood, Florida • Inverness, Florida + 8 more
Source: ClinicalTrials.gov public record
Updated Oct 30, 2012 · Synced Oct 19, 2026, 11:13 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Development of a Urine-Based Point-of-Care Test for Adherence to Antiretroviral Drugs

NCT04302896
View directory record Official record
Conditions
Medication Adherence, HIV
Interventions
dolutegravir oral tablet 50mg, emtricitabine/tenofovir alafenamide oral tablet 200mg/25mg, tenofovir disoproxil fumarate oral tablet 300mg, lamivudine oral tablet 300mg
Drug
Lead sponsor
Rhonda Brand
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 3, 2022 · Synced Oct 19, 2026, 11:13 PM EDT
Completed Phase 4 Interventional

Methylnaltrexone Use for Opioid-induced Postoperative Constipation

NCT01773096
View directory record Official record
Conditions
Constipation
Interventions
Methylnaltrexone, Senna, docusate sodium, bisacodyl, magnesium hydroxide, Miralax
Drug
Lead sponsor
Shriners Hospitals for Children
Other
Eligibility
12 Years to 21 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Spokane, Washington
Source: ClinicalTrials.gov public record
Updated May 19, 2015 · Synced Oct 19, 2026, 11:13 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Micronutrients to Prevent Noise-induced Hearing Loss

NCT00808470
View directory record Official record
Conditions
Noise-Induced Hearing Loss
Interventions
beta-carotene, vitamins C and E, magnesium, Placebo
Drug · Other
Lead sponsor
University of Michigan
Other
Eligibility
18 Years to 35 Years
Enrollment
72 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2013
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated May 19, 2017 · Synced Oct 19, 2026, 11:13 PM EDT
Withdrawn No phase listed Observational

RELISTOR's Effects on Opioid-Induced Constipation

NCT04930237
View directory record Official record
Conditions
OIC
Interventions
Relistor Injectable Product, Docusate Calcium, Bisacodyl, Milk of magnesia, Magnesium citrate, Senna, Enema
Drug
Lead sponsor
Methodist Health System
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Mar 23, 2026 · Synced Oct 19, 2026, 11:13 PM EDT
Completed Phase 2 Interventional Results available

Magnesium Oxide in Treating Postmenopausal Women With Hot Flashes and a History of Breast Cancer

NCT01439945
View directory record Official record
Conditions
Breast Cancer, Cancer Survivor, Hot Flashes
Interventions
magnesium oxide, placebo
Drug · Other
Lead sponsor
Alliance for Clinical Trials in Oncology
Other
Eligibility
18 Years and older · Female only
Enrollment
289 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
283
States / cities
Fairbanks, Alaska • Scottsdale, Arizona • Aurora, Colorado + 192 more
Source: ClinicalTrials.gov public record
Updated Apr 4, 2017 · Synced Oct 19, 2026, 11:13 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Beverage Hydration Index of Different Solutions

NCT07507344
View directory record Official record
Conditions
Hydration
Interventions
Hydramin hydration solution, Carbohydrate and Electrolyte hydration solution, Water
Dietary Supplement
Lead sponsor
University of Memphis
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Aug 14, 2026 · Synced Oct 19, 2026, 11:13 PM EDT
Completed Not applicable Interventional

OsteoCrete in Filling Bone Voids in Participants With Bone Voids or Defects

NCT04069923
View directory record Official record
Conditions
Health Status Unknown
Interventions
Magnesium-based Bone Void Filler
Other
Lead sponsor
Jonsson Comprehensive Cancer Center
Other
Eligibility
18 Years and older
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Sep 23, 2022 · Synced Oct 19, 2026, 11:13 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Bioavailability of Single-dose Magnesium Salts

NCT04139928
View directory record Official record
Conditions
Bioavailability
Interventions
Picometer-ionic form of magnesium chloride, Magnesium citrate or magnesium oxide, Placebo
Dietary Supplement
Lead sponsor
Think Healthy Group, Inc.
Network
Eligibility
18 Years to 65 Years
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Bloomington, Indiana
Source: ClinicalTrials.gov public record
Updated Apr 23, 2024 · Synced Oct 19, 2026, 11:13 PM EDT
Completed Not applicable Interventional

Prescribing Vs. Recommending Over-The-Counter (PROTECT) Analgesics for Patients with Postoperative Pain:

NCT05370404
View directory record Official record
Conditions
Acute Pain, Surgery
Interventions
Prescription by surgical team, Recommendation by surgical team
Other
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Dec 11, 2024 · Synced Oct 19, 2026, 11:13 PM EDT
Recruiting Not applicable Interventional

Optimization of Postoperative Bowel Habits

NCT06335797
View directory record Official record
Conditions
Constipation
Interventions
Senna Tab, Dulcolax Suppositories
Dietary Supplement
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older · Female only
Enrollment
88 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Feb 27, 2026 · Synced Oct 19, 2026, 11:13 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

A Cohort Study Evaluating the Efficacy of PO Magnesium in the Treatment of Acute Traumatic Brain Injury in Adolescents

NCT03475693
View directory record Official record
Conditions
Concussion Post Syndrome
Interventions
Magnesium Oxide, Acetaminophen, Zofran ODT 4 MG Disintegrating Oral Tablet
Drug
Lead sponsor
Corewell Health South
Other
Eligibility
12 Years to 18 Years
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Saint Joseph, Michigan
Source: ClinicalTrials.gov public record
Updated Nov 29, 2024 · Synced Oct 19, 2026, 11:13 PM EDT
Completed Phase 3 Interventional Results available

Investigation of PicoPrep Versus HalfLytely for Bowel Preparation for Colonoscopy - Split Dose PicoPrep

NCT01073930
View directory record Official record
Conditions
Bowel Preparation
Interventions
PicoPrep, HalfLytely, bisacodyl
Drug
Lead sponsor
Ferring Pharmaceuticals
Industry
Eligibility
18 Years to 80 Years
Enrollment
608 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010
U.S. locations
9
States / cities
Huntsville, Alabama • Sherwood, Arkansas • Bristol, Connecticut + 6 more
Source: ClinicalTrials.gov public record
Updated Feb 12, 2013 · Synced Oct 19, 2026, 11:13 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Impact of Nuun Instant on Hydration Status in Active Men and Women

NCT04764565
View directory record Official record
Conditions
Hydration
Interventions
Nuun Instant, Water, Nuun Electrolyte
Dietary Supplement · Other
Lead sponsor
University of Memphis
Other
Eligibility
18 Years to 45 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Apr 28, 2021 · Synced Oct 19, 2026, 11:13 PM EDT
Completed Phase 2 Interventional Results available

Manuka Honey in Preventing Esophagitis-Related Pain in Patients Receiving Chemotherapy and Radiation Therapy For Lung Cancer

NCT01262560
View directory record Official record
Conditions
Dysphagia, Lung Cancer, Pain, Esophagitis
Interventions
Manuka honey in liquid form, Manuka honey in lozenge form, Standard supportive care
Drug
Lead sponsor
Radiation Therapy Oncology Group
Network
Eligibility
18 Years and older
Enrollment
163 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
59
States / cities
Mobile, Alabama • San Francisco, California • Stanford, California + 50 more
Source: ClinicalTrials.gov public record
Updated Aug 31, 2017 · Synced Oct 19, 2026, 11:13 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Prospective Randomized Controlled Trial of an Enhanced Recovery Protocol for Anorectal Surgery

NCT03738904
View directory record Official record
Conditions
Anorectal Disorder
Interventions
ERAS, Standard of care
Combination Product
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
18 Years to 70 Years
Enrollment
111 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2022
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Dec 18, 2023 · Synced Oct 19, 2026, 11:13 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Impact of Nuun Electrolyte Tablets on Hydration Status in Active Men and Women

NCT04422158
View directory record Official record
Conditions
Hydration
Interventions
Nuun electrolyte tablet, water
Dietary Supplement · Other
Lead sponsor
University of Memphis
Other
Eligibility
18 Years to 45 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Apr 28, 2021 · Synced Oct 19, 2026, 11:13 PM EDT
Completed Not applicable Interventional

MiraLAX Versus Placebo to Prevent Constipation Following Urogynecologic Surgery

NCT01691742
View directory record Official record
Conditions
Post Procedural Constipation
Interventions
MiraLax, Placebo, Rescue Laxative
Drug
Lead sponsor
Duke University
Other
Eligibility
19 Years and older · Female only
Enrollment
131 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Feb 15, 2017 · Synced Oct 19, 2026, 11:13 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Evaluate Retention of an Orally Administered Device Using Gamma Scintigraphy Study 2

NCT00780286
View directory record Official record
Conditions
Healthy Subjects
Interventions
Polymer based lubricating liquid, Moi-Stir
Device
Lead sponsor
Procter and Gamble
Industry
Eligibility
18 Years to 40 Years · Male only
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Apr 2, 2019 · Synced Oct 19, 2026, 11:13 PM EDT
Completed Phase 2 Interventional Results available

Combination Bisphosphonate and Anti-Angiogenesis Therapy With Pamidronate and Thalidomide

NCT00083382
View directory record Official record
Conditions
Multiple Myeloma
Interventions
Pamidronate, Thalidomide, Zometa
Drug
Lead sponsor
University of Arkansas
Other
Eligibility
18 Years and older
Enrollment
83 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1998 – 2014
U.S. locations
1
States / cities
Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated Jun 24, 2015 · Synced Oct 19, 2026, 11:13 PM EDT