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ClinicalTrials.gov public records Last synced Oct 21, 2026, 10:22 AM EDT

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Showing 1–24 of 164 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Cramps Clear all
Completed No phase listed Observational Accepts healthy volunteers

Behavioral Effects of Obstructive Sleep Apnea in Children

NCT00060723
View directory record Official record
Conditions
Sleep-disordered Breathing, Sleep Apnea, Obstructive, ADHD
Interventions
Not listed
Lead sponsor
University of Michigan
Other
Eligibility
5 Years to 12 Years
Enrollment
106 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1999 – 2004
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Dec 6, 2016 · Synced Oct 21, 2026, 10:22 AM EDT
Completed Not applicable Interventional Results available

Effect of Theraworx/[pH]Uel on Night-time Leg Cramps and Spasm Symptoms

NCT03159260
View directory record Official record
Conditions
Leg Cramp, Nocturnal
Interventions
Theraworx, Placebo
Device · Other
Lead sponsor
Sport and Spine Rehab Clinical Research Foundation
Other
Eligibility
18 Years and older
Enrollment
57 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Rockville, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 25, 2019 · Synced Oct 21, 2026, 10:22 AM EDT
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

Implementation Strategies for Caregiver and Teacher Use of Behavioral Interventions: Aim 2

NCT07321327
View directory record Official record
Conditions
Attention Deficit Hyperactivity Disorder Symptoms
Interventions
Positive Behavior Management Toolkit for Caregivers, Positive Behavioral Management Toolkit for Teachers
Behavioral
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
4 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 5, 2026 · Synced Oct 21, 2026, 10:22 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Pilot Study of Acupoint Injection for Primary Dysmenorrhea

NCT00995917
View directory record Official record
Conditions
Dysmenorrhea, Pain, Menstrual
Interventions
Vitamin K acupoint injection, Saline Injection
Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 25 Years · Female only
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2011
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Apr 20, 2012 · Synced Oct 21, 2026, 10:22 AM EDT
Completed No phase listed Observational

Pharmacokinetics of Understudied Drugs Administered to Children Per Standard of Care

NCT01431326
View directory record Official record
Conditions
Adenovirus, Anesthesia, Anxiety, Anxiolysis, Autism, Autistic Disorder, Bacterial Meningitis, Bacterial Septicemia, Benzodiazepine, Bipolar Disorder, Bone and Joint Infections, Central Nervous System Infections, Convulsions, Cytomegalovirus Retinitis, Early-onset Schizophrenia Spectrum Disorders, Epilepsy, General Anesthesia, Gynecologic Infections, Herpes Simplex Virus, Infantile Hemangioma, Infection, Inflammation, Inflammatory Conditions, Intra-abdominal Infections, Lower Respiratory Tract Infections, Migraines, Pain, Pneumonia, Schizophrenia, Sedation, Seizures, Skeletal Muscle Spasms, Skin and Skin-structure Infections, Treatment-resistant Schizophrenia, Urinary Tract Infections, Withdrawal, Sepsis, Gram-negative Infection, Bradycardia, Cardiac Arrest, Cardiac Arrhythmia, Staphylococcal Infections, Nosocomial Pneumonia, Neuromuscular Blockade, Methicillin Resistant Staphylococcus Aureus, Endocarditis, Neutropenia, Headache, Fibrinolytic Bleeding, Pulmonary Arterial Hypertension, CMV Retinitis, Hypertension, Chronic Kidney Diseases, Hyperaldosteronism, Hypokalemia, Heart Failure, Hemophilia, Heavy Menstrual Bleeding, Insomnia
Interventions
The POPS study is collecting PK data on children prescribed the following drugs of interest per standard of care:
Drug
Lead sponsor
Daniel Benjamin
Other
Eligibility
Up to 21 Years
Enrollment
3,520 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2019
U.S. locations
43
States / cities
Anchorage, Alaska • Little Rock, Arkansas • La Jolla, California + 37 more
Source: ClinicalTrials.gov public record
Updated Sep 6, 2023 · Synced Oct 21, 2026, 10:22 AM EDT
Completed Phase 3 Interventional Results available

Open-label Extension Evaluating Methylphenidate Hydrochloride Extended Release in Adults With Attention Deficit/Hyperactivity Disorder

NCT01338818
View directory record Official record
Conditions
Attention Deficit/Hyperactivity Disorder
Interventions
Ritalin LA (methylphenidate hydrochloride extended release)
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years to 60 Years
Enrollment
299 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
16
States / cities
Little Rock, Arkansas • Beverly Hills, California • Spring Valley, California + 12 more
Source: ClinicalTrials.gov public record
Updated Nov 24, 2014 · Synced Oct 21, 2026, 10:22 AM EDT
Withdrawn Phase 3 Interventional

Therapeutic Benefit of Preoperative Supplemental Vitamin D in Patients Undergoing Major Surgical Procedures.

NCT02138591
View directory record Official record
Conditions
Vitamin d Deficiency
Interventions
Blood draw pre-operatively, Blood draw post-operative Day 1, Blood draw post-operative Day 2
Procedure
Lead sponsor
University of Missouri, Kansas City
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016
U.S. locations
1
States / cities
Kansas City, Missouri
Source: ClinicalTrials.gov public record
Updated Jun 16, 2017 · Synced Oct 21, 2026, 10:22 AM EDT
Completed Phase 2 Interventional Results available

Vaginal Diazepam for the Treatment of Female Pelvic Pain

NCT01938092
View directory record Official record
Conditions
Pelvic Floor Disorders, Pelvic Pain
Interventions
Diazepam, Placebo
Drug
Lead sponsor
Raymond Foster
Other
Eligibility
18 Years and older · Female only
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
1
States / cities
Columbia, Missouri
Source: ClinicalTrials.gov public record
Updated Sep 3, 2024 · Synced Oct 21, 2026, 10:22 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

7 Tesla MRI Study in Patients With Statin Related Muscle Complaints

NCT04575090
View directory record Official record
Conditions
Statin-related Muscle Pain, Muscle Aches, Muscle Weakness, Muscle Cramp, Muscle Stiffness
Interventions
Simvastatin
Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 80 Years
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2021
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Oct 31, 2022 · Synced Oct 21, 2026, 10:22 AM EDT
Recruiting Phase 3 Interventional

A Study to Compare Safety of 4 Weeks Exposure to Propellants Hydrofluoroalkane 1,1-difluoroethane (HFA-152a) and HFA-1,1,1,2-tetrafluoroethane (134a)

NCT07645248
View directory record Official record
Conditions
Asthma
Interventions
HFA-152a, HFA-134a
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years and older
Enrollment
110 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
12
States / cities
Aventura, Florida • Miami, Florida • Naples, Florida + 7 more
Source: ClinicalTrials.gov public record
Updated Sep 30, 2026 · Synced Oct 21, 2026, 10:22 AM EDT
Recruiting Phase 4 Interventional

Magnesium and Cramping

NCT06745388
View directory record Official record
Conditions
Uterine Cramps, Postoperative Pain Management, Hysteroscopy
Interventions
Magnesium sulfate, Ketamine, Placebo
Drug
Lead sponsor
Corewell Health East
Other
Eligibility
18 Years and older · Female only
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Royal Oak, Michigan
Source: ClinicalTrials.gov public record
Updated Aug 20, 2025 · Synced Oct 21, 2026, 10:22 AM EDT
Completed Not applicable Interventional

Feasibility Study of Dynasplint to Prevent Trismus in Head and Neck Cancer

NCT01649583
View directory record Official record
Conditions
Trismus, Head and Neck Cancer
Interventions
Jaw Dynasplint System
Device
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
21 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Apr 4, 2017 · Synced Oct 21, 2026, 10:22 AM EDT
Completed Phase 1 Interventional Results available

A Phase I Study to Evaluate the Oral Absorption of Nepadutant in Infants

NCT00655083
View directory record Official record
Conditions
Infantile Colic, Infantile Functional Gastrointestinal Disorders
Interventions
Nepadutant
Drug
Lead sponsor
Menarini Group
Industry
Eligibility
6 Weeks to 24 Weeks
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
3
States / cities
Little Rock, Arkansas • Louisville, Kentucky • Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Oct 17, 2011 · Synced Oct 21, 2026, 10:22 AM EDT
Completed Not applicable Interventional Results available

The Summer Camp Study: Blood Glucose Control With a Bi-Hormonal Bionic Endocrine Pancreas

NCT01833988
View directory record Official record
Conditions
Type 1 Diabetes
Interventions
Bi-hormonal Bionic Pancreas, Usual Care
Device · Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
12 Years to 20 Years
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 8, 2017 · Synced Oct 21, 2026, 10:22 AM EDT
Completed Phase 3 Interventional

Inhaled Albuterol Sulfate For Acute Wheezing Due To Obstructive Airways Disease In Children

NCT00144846
View directory record Official record
Conditions
Asthma
Interventions
albuterol sulfate inhalation aerosol
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
Up to 23 Months
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2006
U.S. locations
27
States / cities
Hoover, Alabama • Fort Mohave, Arizona • Jonesboro, Arkansas + 24 more
Source: ClinicalTrials.gov public record
Updated Sep 23, 2016 · Synced Oct 21, 2026, 10:22 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Single Group Study to Evaluate the Effects of a Topical Product on Cramps Associated With the Menstrual Cycle

NCT06939972
View directory record Official record
Conditions
Dysmenorrhea, Menstrual Cramps
Interventions
Topical Analgesic with Camphor and Menthol
Dietary Supplement
Lead sponsor
Rael
Industry
Eligibility
18 Years to 35 Years · Female only
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Las Vegas, Nevada
Source: ClinicalTrials.gov public record
Updated Apr 23, 2025 · Synced Oct 21, 2026, 10:22 AM EDT
Completed Not applicable Interventional

The RELAX Trial: Nonpharmaceutical Intervention for Nocturnal Muscle Cramps

NCT05457322
View directory record Official record
Conditions
Cramps, Muscle Cramp
Interventions
Behavioral intervention one, Behavioral intervention two
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
99 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
6
States / cities
Los Angeles, California • Miami, Florida • Boston, Massachusetts + 3 more
Source: ClinicalTrials.gov public record
Updated Sep 11, 2023 · Synced Oct 21, 2026, 10:22 AM EDT
Completed Not applicable Interventional Results available

Exploratory Efficacy Study of Guaifenesin in Upper Back Pain

NCT01562548
View directory record Official record
Conditions
Upper Back Pain
Interventions
Guaifenesin, Placebo
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 65 Years
Enrollment
78 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
5
States / cities
Fair Oaks, California • San Diego, California • Cincinnati, Ohio + 2 more
Source: ClinicalTrials.gov public record
Updated Jun 3, 2014 · Synced Oct 21, 2026, 10:22 AM EDT
Completed No phase listed Observational

Mohawk Culture, Behavior, Toxicant Exposure and Health

NCT00043238
View directory record Official record
Conditions
Thyroid Diseases, Cognition Disorders
Interventions
Not listed
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
17 Years to 18 Years
Enrollment
220 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 2005
U.S. locations
1
States / cities
Hogansburg, New York
Source: ClinicalTrials.gov public record
Updated Apr 14, 2015 · Synced Oct 21, 2026, 10:22 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Quick Start Insertion of Mirena and ParaGard

NCT01730911
View directory record Official record
Conditions
Bleeding, Cramping, Pregnancy With IUD in Place, IUD Expulsion, IUD Removal
Interventions
Text message
Other
Lead sponsor
Columbia University
Other
Eligibility
Female only
Enrollment
230 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 25, 2014 · Synced Oct 21, 2026, 10:22 AM EDT
Completed Phase 2 Interventional Results available

Tolperisone in Acute Muscle Spasm of the Back

NCT03802565
View directory record Official record
Conditions
Back Pain, Acute Pain, Back Spasm Upper Back, Back Strain, Muscle Cramp, Muscle Spasm, Low Back Pain
Interventions
Tolperisone, Placebo
Drug
Lead sponsor
Neurana Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
415 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
43
States / cities
Huntsville, Alabama • Tempe, Arizona • Little Rock, Arkansas + 39 more
Source: ClinicalTrials.gov public record
Updated Feb 1, 2022 · Synced Oct 21, 2026, 10:22 AM EDT
Completed Not applicable Interventional Results available

The Summer Camp Study 2: Blood Glucose Control With a Bi-Hormonal Endocrine Pancreas

NCT02105324
View directory record Official record
Conditions
Type 1 Diabetes
Interventions
Bionic Pancreas, Usual Care
Device · Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
6 Years to 11 Years
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 20, 2017 · Synced Oct 21, 2026, 10:22 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Imaging Stimulant and Non Stimulant Treatments for ADHD: A Network Based Approach

NCT01678209
View directory record Official record
Conditions
Attention Deficit Hyperactivity Disorder, ADHD
Interventions
fMRI scans, Atomoxetine arm, Methylphenidate arm
Other · Drug
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
7 Years to 17 Years
Enrollment
127 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2018
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 24, 2020 · Synced Oct 21, 2026, 10:22 AM EDT
Not listed Phase 2 Interventional

Endolumenal Partial Myotomy for Esophageal Motility Disorders

NCT01302301
View directory record Official record
Conditions
Esophageal Motility Disorders
Interventions
Per oral endolumenal myotomy
Procedure
Lead sponsor
The Oregon Clinic
Other
Eligibility
18 Years to 85 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2011
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Feb 28, 2011 · Synced Oct 21, 2026, 10:22 AM EDT