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Showing 25–48 of 1,715 matching trials from the live ClinicalTrials.gov search.
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Vitamin D as a Therapeutic Adjunct in the Stimulant Treatment of ADHD

NCT03103750
Conditions
ADHD
Interventions
Magnetic Resonance Imaging (MRI), PHNO, calcitriol, Placebo oral capsule, high-resolution research tomography, Dextro Amphetamine
Procedure · Drug · Dietary Supplement
Lead sponsor
Yale University
Other
Eligibility
18 Years to 50 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2023
U.S. locations
1
States / cities
New Haven, Connecticut
Conditions
Malignant Brain Neoplasm, Malignant Solid Neoplasm, Multiple Sclerosis, Neuroendocrine Tumor, Prostate Carcinoma
Interventions
Biospecimen Collection, Exercise Intervention, Magnetic Resonance Imaging, Questionnaire Administration, Respiratory Therapy
Procedure · Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 85 Years
Enrollment
147 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Rochester, Minnesota
Conditions
Asperger's Disorder
Interventions
Risperidone, Magnetic Resonance Spectroscopy
Drug · Other
Lead sponsor
Augusta University
Other
Eligibility
6 Years and older
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2007
U.S. locations
1
States / cities
Augusta, Georgia
Conditions
Pancreatic Cystic Neoplasm
Interventions
Ablation Therapy, Biospecimen Collection, Computed Tomography, Electronic Health Record Review, Endoscopic Ultrasound, Endoscopic Ultrasound-Guided Fine-Needle Aspiration, Gemcitabine Hydrochloride, Magnetic Resonance Cholangiopancreatography, Magnetic Resonance Imaging, Paclitaxel
Procedure · Other · Drug
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
18 Years and older
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Columbus, Ohio
Conditions
Cardiac Toxicity, Malignant Neoplasm, Breast Cancer
Interventions
Magnetic resonance imaging, Physical Activity, Healthy Living, Cardiopulmonary Exercise Testing (CPET), Questionnaire Administration
Procedure · Other · Device
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years to 85 Years
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2022
U.S. locations
2
States / cities
Winston-Salem, North Carolina • Richmond, Virginia
Conditions
Obstructive Sleep Apnea
Interventions
MRI, DISE, and Surgery
Procedure
Lead sponsor
University of Southern California
Other
Eligibility
21 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Glioma, Recurrent Glioma, Recurrent Glioblastoma
Interventions
Chemotherapy, Computed Tomography, Internet-Based Intervention, Magnetic Resonance Imaging, Neurologic Examination, Questionnaire Administration, Surveillance, Propranolol, Imipramine, Bevacizumab
Drug · Procedure · Other + 1 more
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
202 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
2
States / cities
Jacksonville, Florida • Rochester, Minnesota
Conditions
Oropharyngeal p16INK4a-Negative Squamous Cell Carcinoma, Stage III Hypopharyngeal Squamous Cell Carcinoma AJCC v7, Stage III Laryngeal Squamous Cell Carcinoma AJCC v6 and v7, Stage III Oral Cavity Squamous Cell Carcinoma AJCC v6 and v7, Stage III Oropharyngeal Squamous Cell Carcinoma AJCC v7, Stage IV Hypopharyngeal Squamous Cell Carcinoma AJCC v7, Stage IV Laryngeal Squamous Cell Carcinoma AJCC v7, Stage IV Oral Cavity Squamous Cell Carcinoma AJCC v6 and v7, Stage IV Oropharyngeal Squamous Cell Carcinoma AJCC v7
Interventions
Atezolizumab, Biopsy Procedure, Biospecimen Collection, Cetuximab, Cisplatin, Computed Tomography, Docetaxel, Intensity-Modulated Radiation Therapy, Magnetic Resonance Imaging, Survey Administration
Drug · Procedure · Biological + 2 more
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
613 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2027
U.S. locations
338
States / cities
Birmingham, Alabama • Tucson, Arizona • Little Rock, Arkansas + 266 more
Conditions
Parkinson
Interventions
Home Exercise Program
Other
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
50 Years to 80 Years
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Dallas, Texas
Conditions
Sinonasal Squamous Cell Carcinoma, Stage III Sinonasal Cancer AJCC v8, Stage IVA Sinonasal Cancer AJCC v8, Stage IVB Sinonasal Cancer AJCC v8
Interventions
Biopsy Procedure, Biospecimen Collection, Carboplatin, Cemiplimab, Chemoradiotherapy, Cisplatin, Computed Tomography, Magnetic Resonance Imaging, Paclitaxel, Positron Emission Tomography, Radiation Therapy, Surgical Procedure
Procedure · Drug · Biological + 2 more
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
108 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
14
States / cities
Irvine, California • Los Angeles, California • Orange, California + 11 more
Conditions
Prostate Adenocarcinoma, PSA Level Greater Than 0.2, PSA Level Greater Than or Equal to Two, PSA Progression, Recurrent Prostate Carcinoma
Interventions
Computed Tomography, Fluorine F 18 DCFPyL, Laboratory Biomarker Analysis, Positron Emission Tomography
Procedure · Radiation · Other
Lead sponsor
Andrei Iagaru
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
1
States / cities
Palo Alto, California
Conditions
Malignant Brain Neoplasm, Metastatic Malignant Neoplasm in the Brain
Interventions
Advanced Magnetic Resonance Imaging, Biospecimen Collection, Magnetic Resonance Imaging
Procedure
Lead sponsor
Jonsson Comprehensive Cancer Center
Other
Eligibility
18 Years and older
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2030
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Recurrent Diffuse Large B-Cell Lymphoma, Recurrent Diffuse Large B-Cell Lymphoma, Not Otherwise Specified, Recurrent Grade 3b Follicular Lymphoma, Recurrent High Grade B-Cell Lymphoma, Recurrent Primary Mediastinal Large B-Cell Lymphoma, Recurrent Transformed Indolent B-Cell Non-Hodgkin Lymphoma to Diffuse Large B-Cell Lymphoma, Refractory Diffuse Large B-Cell Lymphoma, Refractory Diffuse Large B-Cell Lymphoma, Not Otherwise Specified, Refractory Grade 3b Follicular Lymphoma, Refractory High Grade B-Cell Lymphoma, Refractory Primary Mediastinal Large B-Cell Lymphoma, Refractory Transformed Indolent B-Cell Non-Hodgkin Lymphoma to Diffuse Large B-Cell Lymphoma
Interventions
Odronextamab, Biospecimen Collection, Bone Marrow Aspiration, Bone Marrow Biopsy, Chimeric Antigen Receptor T-Cell Therapy, Computed Tomography, Leukapheresis, Lumbar Puncture, Positron Emission Tomography, Questionnaire Administration, Biopsy Procedure
Biological · Procedure · Other
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2033
U.S. locations
1
States / cities
Seattle, Washington
Conditions
Metastatic Malignant Solid Neoplasm
Interventions
Bendamustine, Biopsy, Biospecimen Collection, Computed Tomography, Cyclophosphamide, Echocardiography, Fludarabine, Leukapheresis, Magnetic Resonance Imaging, Multigated Acquisition Scan, Positron Emission Tomography, T-cell Receptor-engineered T-cells
Drug · Procedure · Biological
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
1
States / cities
Seattle, Washington
Conditions
Metastatic Neuroendocrine Tumor
Interventions
Biospecimen Collection, Computed Tomography, Lutetium Lu 177 Dotatate, Magnetic Resonance Imaging, Triapine
Procedure · Drug
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
94 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
25
States / cities
Duarte, California • Irvine, California • Orange, California + 19 more
Conditions
Lung Non-Small Cell Squamous Carcinoma, Stage IV Lung Cancer AJCC v8
Interventions
Berzosertib, Biospecimen Collection, Carboplatin, Computed Tomography, Gemcitabine Hydrochloride, Magnetic Resonance Imaging, Pembrolizumab
Drug · Procedure · Biological
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
34
States / cities
Los Angeles, California • Newport Beach, California • Aventura, Florida + 25 more
Conditions
Metastatic Colorectal Carcinoma, Metastatic Malignant Neoplasm in the Peritoneum, Stage IV Colorectal Cancer AJCC v8
Interventions
Biopsy, Biospecimen Collection, Computed Tomography, Diagnostic Laparoscopy, Fluorouracil, Magnetic Resonance Imaging, Oxaliplatin, Surgical Procedure
Procedure · Drug
Lead sponsor
Arjun Mittra
Other
Eligibility
18 Years and older
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
2
States / cities
Columbus, Ohio • Dallas, Texas
Conditions
Anaplastic Astrocytoma, Anaplastic Ependymoma, Anaplastic Meningioma, Anaplastic Oligodendroglioma, Brain Stem Glioma, Ependymoblastoma, Giant Cell Glioblastoma, Glioblastoma, Gliosarcoma, Grade III Meningioma, Meningeal Hemangiopericytoma, Mixed Glioma, Pineal Gland Astrocytoma, Brain Tumor
Interventions
therapeutic allogeneic lymphocytes, aldesleukin, laboratory biomarker analysis, positron emission tomography
Biological · Other · Procedure
Lead sponsor
City of Hope Medical Center
Other
Eligibility
18 Years to 70 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
1
States / cities
Duarte, California
Conditions
Clinical Stage II HPV-Mediated (p16-Positive) Oropharyngeal Carcinoma AJCC v8, Clinical Stage III HPV-Mediated (p16-Positive) Oropharyngeal Carcinoma AJCC v8
Interventions
Biospecimen Collection, Cisplatin, Computed Tomography, Echocardiography Test, Fludeoxyglucose F-18, Intensity-Modulated Radiation Therapy, Nivolumab, Patient Observation, Positron Emission Tomography
Procedure · Drug · Other + 2 more
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
636 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2030
U.S. locations
727
States / cities
Fairhope, Alabama • Mobile, Alabama • Anchorage, Alaska + 462 more
Conditions
Prostate Cancer
Interventions
Magnetic Resonance Spectroscopy Imaging with rectal probe
Procedure
Lead sponsor
OHSU Knight Cancer Institute
Other
Eligibility
21 Years and older · Male only
Enrollment
66 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
2
States / cities
Portland, Oregon
Conditions
Renal Pelvis and Ureter Urothelial Carcinoma
Interventions
Biopsy Procedure, Biospecimen Collection, Cisplatin, Computed Tomography, Doxorubicin Hydrochloride, Durvalumab, Gemcitabine Hydrochloride, Magnetic Resonance Imaging, Methotrexate, Pegfilgrastim, Therapeutic Conventional Surgery, Vinblastine Sulfate
Procedure · Drug · Biological
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
131 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
257
States / cities
Kingman, Arizona • Fort Smith, Arkansas • Little Rock, Arkansas + 197 more
Conditions
Differentiated Thyroid Gland Carcinoma, Follicular Variant Thyroid Gland Papillary Carcinoma, Poorly Differentiated Thyroid Gland Carcinoma, Refractory Differentiated Thyroid Gland Carcinoma, Refractory Thyroid Gland Carcinoma, Tall Cell Variant Thyroid Gland Papillary Carcinoma, Thyroid Gland Follicular Carcinoma, Thyroid Gland Oncocytic Carcinoma, Thyroid Gland Papillary Carcinoma
Interventions
Biospecimen Collection, Cabozantinib S-malate, Computed Tomography, Ipilimumab, Magnetic Resonance Imaging, Nivolumab
Procedure · Drug · Biological
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2026
U.S. locations
33
States / cities
Duarte, California • Los Angeles, California • Newport Beach, California + 25 more
Conditions
Recurrent Classic Hodgkin Lymphoma, Refractory Classic Hodgkin Lymphoma
Interventions
Biopsy Procedure, Biospecimen Collection, Brentuximab Vedotin, Computed Tomography, Ipilimumab, Nivolumab, Positron Emission Tomography
Procedure · Drug · Biological
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
12 Years and older
Enrollment
146 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2027
U.S. locations
479
States / cities
Birmingham, Alabama • Anchorage, Alaska • Fairbanks, Alaska + 303 more
Conditions
Lung Cancer
Interventions
PET/CT Scan
Procedure
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Houston, Texas