Skip to main content
Click Here For COVID-19 Studies
Home
Clinical Trials Office Register as a Researcher Log In
223 Studies Now Enrolling
 Menu
Home How It Works Resources Join RecruitMe

Search

Reset

Status

  • Closed (24)

Medical Condition

  • Show all (1220)
  • Addiction (16)
  • Allergy, Asthma, & Immunology (13)
  • All of Us Research Program - NIH (1)
  • Autoimmune Disorders (28)
  • Blood Disorders (18)
  • Bone & Muscle (10)
  • Cancer (101)
    • Brain Cancer (3)
    • Breast Cancer (13)
    • Gastrointestinal (2)
    • Gynecologic Cancer (30)
    • Kidney Cancer (1)
    • Leukemia (9)
    • Liver Cancer (2)
    • Lung Cancer (4)
    • (-) Lymphoma (10)
    • Multiple Myeloma (2)
    • Pancreatic Cancer (2)
    • Prostate Cancer (3)
    • Sarcoma (2)
    • Skin Cancer (1)
    • Solid Tumors (4)
  • Child Development (4)
  • COVID-19 (Coronavirus) (36)
  • Critical Illness (1)
  • Diabetes (21)
  • Ear, Nose and Throat (12)
  • Endocrine & Metabolic Disease (12)
  • Eye (7)
  • Gastrointestinal and Digestive Diseases (26)
  • Hair and Skin Disorders (3)
  • Headaches (5)
  • Healthy Volunteers (187)
  • Heart Disease (130)
  • Infectious Disease (48)
  • Insomnia (3)
  • Kidney Disease (12)
  • Liver Disease (52)
  • Lung Disease (31)
  • Meniere's Disease (1)
  • Neurological Disorders (126)
  • Nutrition (5)
  • Obesity (9)
  • Obstetrics & Gynecology (55)
  • Pain Management (1)
  • Pediatrics (98)
    • Cancer (37)
    • Cardiology (3)
    • Child and Adolescent Health (3)
    • Down Syndrome (1)
    • (-) Neuromuscular (5)
      • Spinal Muscular Atrophy (2)
  • Psychiatric Disorders (67)
    • ADD/ADHD (2)
    • Anxiety (5)
    • Bipolar Disorder (6)
    • Borderline Personality Disorder (1)
    • Depression (23)
    • Eating Disorders (3)
    • (-) Obsessive Compulsive Disorder (OCD) (9)
    • PTSD (3)
    • Schizophrenia (7)
  • Rehabilitation (9)
  • Stroke (7)
  • Surgery (7)
  • Transplant (45)
  • Urology (3)
  • Vascular Conditions (10)
Displaying 1 - 24 of 24

A Brain Imaging Study of Cannabinoid Medication for Adults with OCD

Condition: Psychiatric Disorders / Obsessive Compulsive Disorder (OCD)
Investigator: Reilly Kayser, MD
Status: Closed
The Center for OCD Research at Columbia University Irving Medical Center is seeking individuals with obsessive-compulsive disorder (OCD) to participate in a research study, at no cost to you. This study is investigating the medicinal effects of nabilone for OCD symptoms. Nabilone is a synthetic form of tetrahydrocannabinol (THC), which is one of the active…
Read More

An observational study for patients diagnosed with mycosis fungoides cutaneous lymphoma and treated with Valchlor

Condition: Cancer / Lymphoma
Investigator: Larisa Geskin, MD
Status: Closed
The purpose of this study is to better understand the use of Valchlor in clinical practice. Other goals include describing the demographic and clinical characteristics of disease and health outcomes of patients treated with Valchlor. Participating in this study will not influence the usual care you receive from your doctor.
Read More

A Study to Compare Standard Therapy to Treat Hodgkin Lymphoma to the Use of Two Drugs, Brentuximab Vedotin and Nivolumab

Condition: Cancer / Lymphoma
Investigator: Nobuko Hijiya, MD
Status: Closed
This Phase III trial investigates if the incorporation of immunotherapy will improve progression-free survival (PFS) and maintain overall survival (OS) while simultaneously minimizing long-term morbidity and treatment-related mortality by reducing exposure to radiotherapy and high cumulative chemotherapy doses. The study will enroll patients ages 5 to 60…
Read More

Study of Lenalidomide in Combination with Chemotherapy in Patients with HTLV-Associated Adult T-Cell Leukemia-Lymphoma (ATLL)

Condition: Cancer / Lymphoma
Investigator: Jennifer Amengual, MD
Status: Closed
This study is being done to determine if a study drug called lenalidomide can be combined with full doses of EPOCH chemotherapy for patients with Adult T-Cell Leukemia-Lymphoma (ATLL), and to define the highest dose and longest duration of lenalidomide that can be given safely in combination with EPOCH. EPOCH chemotherapy is a combination of five…
Read More

Learning and the Brain in Obsessive-Compulsive Disorder (OCD)

Condition: Psychiatric Disorders / Obsessive Compulsive Disorder (OCD)
Investigator: Amy Rapp, PhD
Status: Closed
The goal of the project is to identify differences in learning in obsessive-compulsive disorder (OCD) by measuring the activity of the brain while participants complete computer tasks. Eligible participants will be asked questions about their medical and psychiatric history and perform tasks on a computer while an electroencephalogram (EEG) is recorded.…
Read More

A study for male adolecents with muscular dystrophy using study drug Eteplirsen

Condition: Pediatrics / Neuromuscular
Investigator: Jacinda Sampson, MD
Status: Closed
The purpose of this study is to find out if eteplirsen can help people with the muscle disorder called Duchenne Muscular Dystrophy (DMD) and find out if eteplirsen is safe to take without causing too many side effects. Eteplirsen is an investigational (experimental) drug and can only be used in research studies. DMD is caused by a mutation (a change) in the…
Read More

A study for patients with Cutaneous T-Cell Lymphoma/Mycosis Fungoides using topical lotion Naloxone in the treatment of itching

Condition: Cancer / Lymphoma
Investigator: Larisa Geskin, MD
Status: Closed
You are being asked to participate in a research study because you have Cutaneous T-Cell Lymphoma/Mycosis Fungoides, and one of your symptoms is itching. This study is being done to assess the efficacy and safety of Naloxone HCL Lotion 0.5% compared to Vehicle Lotion for the treatment of itching in patients with mycosis fungoides (MF) which is a type of…
Read More

A new study for patients with Hodgkin's Lymphoma using study drug combination (brentuximab & bendamustine)

Condition: Cancer / Lymphoma
Investigator: Ahmed Sawas, MD
Status: Closed
The purpose of this study is to gather information about the effectiveness and safety of as drug called brentuximab vedotin when given in combination with another drug called bendamustine for Hodgkin Lymphoma. The study will assess the safety profile of the combination treatment and determine what proportion of patients achieve a complete remission.…
Read More

A study for patients with spinal muscular atrophy using study drug, ISIS 396443 to test safety and effectiveness

Condition: Neuromuscular / Spinal Muscular Atrophy
Investigator: Claudia Chiriboga, MD, MPH
Status: Closed
The purpose of this study is to evaluate the safety, tolerability and effectiveness of a study drug called ISIS-396443 when using it to treat children with later-onset spinal muscular atrophy (SMA). SMA is a neuromuscular disease that causes a degeneration (a breakdown) of the motor neurons in the spinal cord, resulting in a weakening of the muscles in…
Read More

Internet Survey of Cannabinoid Experiences in OCD

Condition: Psychiatric Disorders / Obsessive Compulsive Disorder (OCD)
Investigator: Reilly Kayser, MD
Status: Closed
The Center for OCD and Related Disorders at New York State Psychiatric Institute/Columbia University Medical Center is seeking individuals aged 18+ with obsessive-compulsive disorder (OCD) to participate in a survey regarding their experiences with marijuana/cannabis. We hope this study will lead to increased understanding of how these substances affect…
Read More

Brave Trial, A Clinical Research Study for Duchenne Muscular Dystrophy (DMD)

Condition: Pediatrics / Neuromuscular
Investigator: Darryl De Vivo, MD
Status: Closed
Our clinic is currently participating in the Brave Trial, a clinical research study for Duchenne muscular dystrophy (DMD). This study is being conducted to learn whether a study drug can improve motor functions in boys with DMD. If your child takes part, he'll receive at no cost: study drug or placebo, study-related procedures, reimbursement for…
Read More

A Mobile App (nOCD) for OCD

Condition: Psychiatric Disorders / Obsessive Compulsive Disorder (OCD)
Investigator: Helen Simpson, MD, PhD
Status: Closed
Eligible participants will be asked questions about their symptoms, complete questionnaires, and receive sessions of Cognitive-Behavioral therapy consisting of Exposure and Ritual Prevention (EX/RP) accompanied by the use of a mobile app. The purpose of this study is to assess whether the mobile app may be effective in improving symptoms of OCD.
Read More

Ketamine Treatment Study for Adolescents and Young Adults with Obsessive-Compulsive Disorder (OCD)

Condition: Psychiatric Disorders / Obsessive Compulsive Disorder (OCD)
Investigator: Pablo Goldberg, M.D.
Status: Closed
The purpose of this study is to assess the effects of a single infusion of ketamine for adolescents and young adults with obsessive-compulsive disorder (OCD). Ketamine is a FDA-approved anesthetic medication that can possibly cause a rapid decrease in OCD symptoms. To be eligible to participate, patients need to have already tried at least one SRI…
Read More

Flex CMT Muscle Cramps Study

Condition: Pediatrics / Neuromuscular
Investigator: Thomas Brannagan, MD
Status: Closed
Moving forward in Charcot-Marie-Tooth disease. A clinical research study assessing the safety and effectiveness of an investigational product in people with Charcot-Marie-Tooth (CMT) disease experiencing muscle cramps is now enrolling. Participation is entirely voluntary. Contacting us does not mean that you are required to take part in this study. If you…
Read More

Effects of Marijuana on Symptoms of OCD

Condition: Psychiatric Disorders / Obsessive Compulsive Disorder (OCD)
Investigator: Helen Simpson, MD, PhD
Status: Closed
The purpose of this pilot research study is to test whether certain components of the marijuana plant, known as "cannabinoids", may help to reduce symptoms in patients with OCD. Specifically, patients enrolled in the study will smoke marijuana containing different concentrations of 2 different cannabinoids, THC and CBD. Both of these agents act on…
Read More

Study of Ibrutinib in Pediatric and Young Adult Patients With Relapsed or Refractory Mature B-cell non-Hodgkin Lymphoma (Ages 1-30)

Condition: Cancer / Lymphoma
Investigator: Nobuko Hijiya, MD
Status: Closed
This is a 2-part, multicenter study of a study drug in pediatric and young adult patients with mature B-cell non-Hodgkin Lymphoma which has come back or has not responded to the standard therapy. The study treatment is considered an experimental because the study drug is not approved by the United States (US) Food and Drug Administration (FDA) for treating…
Read More

Control and Reward Circuits in OCD

Condition: Psychiatric Disorders / Obsessive Compulsive Disorder (OCD)
Investigator: Helen Simpson, MD, PhD
Status: Closed
This study is investigating how the brains of people with OCD may change with treatment. The study uses Magnetic Resonance Imaging (MRI) to scan the brain, and the treatment used is a form of Cognitive-Behavioral therapy consisting of Exposure and Ritual Prevention (EX/RP). Participants will undergo a scan, which lasts for approximately 2 hours and takes…
Read More

Non-Invasive Stimulation for Obsessive Compulsive Disorder (OCD)

Condition: Psychiatric Disorders / Obsessive Compulsive Disorder (OCD)
Investigator: Yagna Pathak, PhD
Status: Closed
The study aims to assess the impact of repetitive transcranial magnetic stimulation (rTMS) on brain imaging and neurophysiological measures in patients with Obsessive-Compulsive Disorder (OCD).
Read More

Efficacy and Safety of Naloxone Lotion for Treatment of Itchiness in Patients with Mycosis Fungoides (MF) Form of Cutaneous T-cell Lymphoma

Condition: Cancer / Lymphoma
Investigator: Larisa Geskin, MD
Status: Closed
This is a phase 2 study to determine the efficacy and safety of Naloxone HCL Lotion 0.5% for the treatment of mycosis fungoides (MF) type of cutaneous T-cell lymphoma (CTCL). Selected subjects will have the study drug applied to determine its effect on reducing itchiness and any potential side effects. Naloxone has previously been approved for direct blood…
Read More

Attaining and Maintaining Wellness in OCD

Condition: Psychiatric Disorders / Obsessive Compulsive Disorder (OCD)
Investigator: Helen Simpson, MD, PhD
Status: Closed
The Center for OCD and Related Disorders is currently conducting a study in treating Obsessive-compulsive Disorder (OCD), which is a severe illness characterized by distressing intrusive thoughts, images, or impulses about a variety of themes (e.g., fears of contamination or harm) and repetitive behaviors such as excessive washing or checking. The study is…
Read More

A study for patients with Diffuse Large B-cell Lymphoma using study drug IMO-8400

Condition: Cancer / Lymphoma
Investigator: Ahmed Sawas, MD
Status: Closed
The purpose of this study is to see if study drug IMO-8400 is safe and effective in the treatment of patientswith relapsed or refractory Diffuse Large B-Cell Lymphoma following conventional treatment.Examples of conventional treatment are radiotherapy, immunotherapy, chemotherapy, orradioimmunotherapy. Patients are scheduled to participate in this study…
Read More

A study for infants with pre-symptomatic Spinal Muscular Atrophy (SMA)

Condition: Neuromuscular / Spinal Muscular Atrophy
Investigator: Darryl De Vivo, MD
Status: Closed
This study is for infants that have been genetically diagnosed with Spinal Muscular Atrophy (SMA) and are currently not showing any signs or symptoms of the disease. The purpose of this study is to see whether ISIS 396443 has any effects (good or bad) on infants with SMA (who do not yet show signs or symptoms of the disease) and to see if ISIS 396443 can…
Read More

Phase 3 Trial to Determine the Efficacy of Topical Hypericin combined with Fluorescent Light Therapy on Cutaneous T-Cell Lymphoma

Condition: Cancer / Lymphoma
Investigator: Larisa Geskin, MD
Status: Closed
This is a phase 3 clinical trial to determine the efficacy of topical SGX301 (synthetic hypericin) in combination with visible light therapy on cutaneous T-cell lymphoma (CTCL). Selected subjects can participate in 3 cycles each consisting of a 6 week treatment period where a chosen lesion will be treated with the study ointment (twice a week) followed by…
Read More

A study for subjects with refractory or relapsed lymphoid malignancies using study drug, AGS67E

Condition: Cancer / Lymphoma
Investigator: Ahmed Sawas, MD
Status: Closed
The purpose of this study is to determine a safe dose by testingthe investigational product, AGS67E at different dose levels. Secondly, to test what effects, good and/or bad, it has on subjects with refractory or relapsed non-Hodgkin lymphoma (NHL), chronic lymphocytic leukemia (CLL), prolymphocytic leukemia (PLL) or hairy cell leukemia (HCL). We will also…
Read More
COMPLIANCE
Compliance Hotline Compliance Program
RESOURCES
Terms of Use Privacy Policy ©2026 Columbia University
SCHOOLS
Vagelos College of Physicians and Surgeons Mailman School of Public Health School of Nursing College of Dental Medicine Graduate School of Arts and Science