236 Studies Now Enrolling
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Displaying 1 - 41 of 41
Condition: Diabetes
Investigator: Lena Mamykina, PhD
Status: Currently Recruiting
Seeking participants for a study about how individuals prefer to receive nutrition recommendations to support health management and preferences for visualizing health data. Participants may be invited to complete a 60-minute session to answer questionnaires and evaluate different styles of nutritional recommendations. In addition, they may be invited to…
Condition: Diabetes
Investigator: Robin Goland, MD
Status: Currently Recruiting
A future without Type 1 Diabetes (T1D) starts with you. Get screened! Thanks in large part to T1D family members, we understand T1D as a disease that progresses in three distinct stages. This new definition in conjunction with TrialNet's Pathway to Prevention screening, allows for earlier detection and intervention.
Condition: Transplant / Kidney Transplant
Investigator: Lloyd Ratner, MD, MPH, FACS
Status: Currently Recruiting
The main goal of this clinical trial is to determine if an investigational medication called VEL101 is safe, well tolerated, and effective in people receiving a new kidney transplant. Participants will be randomly assigned to 2 different doses of VEL-101 or to tacrolimus, which is standardly used post-transplant to prevent rejection. Participants will be…
Condition: Diabetes
Investigator: Marie-Pierre St-Onge, PhD
Status: Currently Recruiting
The overall goal of this project is to determine whether the timing of your meals and sleep influences health. We are looking for adults aged 30 and older with type 2 diabetes to participate in a sleep study. Participants must be willing to keep a written food and sleep record for 7 consecutive days. Participants who complete this study will receive a total…
Condition: Ear, Nose and Throat / Loss of Smell
Investigator: Jonathan Overdevest, MD, PhD
Status: Currently Recruiting
The Columbia University Department of Otolaryngology is interested in understanding altered flavor perception through the Cognitive Flavor Assessment Protocol (CFAP), a novel multisensory diagnostic and training framework that links smell and taste function to cognitive and emotional health. You can participate in this study if you are an adult between 18…
Condition: Diabetes
Investigator: Joshua Cook, MD, PhD
Status: Currently Recruiting
We are conducting a research study on the effect of high insulin levels on the buildup of excessive liver fat ("fatty liver disease") in people at risk for type 2 diabetes. We are seeking adult volunteers, ages 18-65, who have obesity with a body mass index of 30-45, and have been diagnosed with, or are at risk for, prediabetes and metabolic…
Condition: Ear, Nose and Throat / Hearing Loss
Investigator: Justin Golub, MD, MS
Status: Currently Recruiting
Early Age-Related Hearing Loss Investigation (EARHLI) is a study to obtain information on how a hearing aid-based intervention can prevent cognitive decline in those at risk for Alzheimer's Disease and Alzheimer's Disease Related Dementias (AD/ADRD). Age-related hearing loss (ARHL) is the third most common chronic condition in older adults. The…
Condition: Ear, Nose and Throat
Investigator: Yi Cai, Md
Status: Currently Recruiting
We are currently looking for adult patients who have undergone successful treatment of their obstructive sleep apnea with a hypoglossal nerve stimulator implant (i.e. Inspire therapy). Participants should be willing to participate in at-home sleep studies and come to Columbia University Irving Medical Center for at least 2 study visits. Participants will…
Condition: Ear, Nose and Throat
Investigator: Jonathan Overdevest, MD, PhD
Status: Currently Recruiting
The Columbia Otolaryngology Department is interested in understanding how sense of smell relates to memory and neurocognition. Participation will involve answering a series of questionnaires, completing a formal evaluation of your smell with standardized measurements, and complete short smell and memory games. You can participate in this study if you are…
Condition: Diabetes
Investigator: Joshua Cook, MD, PhD
Status: Currently Recruiting
We are conducting a research study on how insulin controls blood sugar in both healthy people and those at risk of type 2 diabetes. We are seeking adult volunteers, aged 18-65, who have body mass indices either in the lean range (18-25 kg/m2) or in the obesity range (30-45 kg/m2) but who do not have prediabetes or diabetes. Participants will undergo a…
Condition: Diabetes
Investigator: Jacqueline Lonier, MD
Status: Currently Recruiting
In PRECIDENTD, we hope to learn which diabetes medications work best to reduce the risk of heart and kidney disease in people with type 2 diabetes. People with type 2 diabetes are twice as likely to have heart disease or a stroke compared to someone who does not have diabetes, and they are likely to have heart disease or stroke at a younger age. People with…
Condition: Diabetes
Investigator: Joshua Cook, MD, PhD
Status: Currently Recruiting
We are recruiting volunteers, aged 18-70, for a research study on the buildup of excessive liver fat ("fatty liver disease") in people with or at risk for type 2 diabetes because their bodies are resistant to the actions of the blood sugar-lowering hormone, insulin. To do this, we seek to temporarily induce or accentuate insulin resistance in 14…
Condition: Ear, Nose and Throat
Investigator: Jonathan Overdevest, MD, PhD
Status: Currently Recruiting
The Columbia Otolaryngology Department is interested in understanding the intersection of vaping, smell, and taste and their impact on individuals' preferences for certain flavors. Participation will involve answering a series of questionnaires in addition to completing a formal evaluation of your smell and taste with standardized measurements. You can…
Condition: Ear, Nose and Throat / Loss of Smell
Investigator: Jonathan Overdevest, MD, PhD
Status: Currently Recruiting
Our research team at Columbia University is trying to understand the impact of COVID-19 on smell and taste (chemosensory) dysfunction among adult patients from the Greater New York City area. Current areas of study include: 1) Investigation of smell and taste recovery patterns among patients with COVID-19; 2) Studies on how recovery of smell and taste after…
Condition: Ear, Nose and Throat / Hearing Loss
Investigator: Nima Mesgarani, PhD
Status: Currently Recruiting
The purpose of this study is to learn more about the mechanisms of hearing loss, specifically to learn how abnormalities in the brain may produce certain experiences that are common in patients with hearing loss. Individuals with hearing loss will be compared to individuals with normal hearing.
Condition: Transplant / Kidney Transplant
Investigator: Marcus Pereira, MD, MPH
Status: Closed
This purpose of this study is to understand the interaction between two different medications, tacrolimus and Paxlovid (nirmatrelvir/ritonavir), in patients who have had a kidney transplant and are being treated by their doctor for COVID-19 infection. Tacrolimus is an oral medication that is used standardly in kidney transplant recipients to prevent…
Condition: Diabetes
Investigator: Jacqueline Lonier, MD
Status: Closed
The purpose of this study is testing two different Janus kinase (JAK) inhibitors, Abrocitinib and Ritlecitinib, to see if either or both can preserve insulin production in people recently diagnosed with type 1 diabetes (T1D). Researchers believe JAK inhibitors may be able to calm the immune system's attack on insulin producing beta cells in the…
Condition: Transplant / Kidney Transplant
Investigator: Joshua Weiner, MD
Status: Closed
This is a 60-month adaptive to evaluate three siplizumab-based treatment regimens in kidney transplant recipients. The purpose of this research study is to see if the anti-rejection medications that patients normally take after transplant can be reduced or stopped completely by using several medications including the investigational drug siplizumab in the…
Condition: Diabetes
Investigator: Mishaela Rubin, MD
Status: Closed
We are looking for children between the ages of 8-14 with Type 1 diabetes and without Type 1 diabetes who are interested to participate on a research study to find out how bones are affected in children and adolescents with Type 1 diabetes as compared to people without Type 1 diabetes.
Condition: Diabetes
Investigator: Robin Goland, MD
Status: Closed
The purpose of this study is to learn if the use of two drugs, Rituximab and Abatacept, one after the other, will help to extend insulin production in people newly diagnosed with type 1 diabetes (T1D). These two medications may potentially help each other with altering the immune response that causes the attack on insulin-secreting cells in the pancreas.…
Condition: Diabetes
Investigator: Thomas Brannagan, MD
Status: Closed
The purpose of this study is to Assess Treatments for Painful Diabetic Peripheral Neuropathy (PDPN). To be in this study you must have type II Diabetes Mellitus, PDPN, must be 18 years of age or older, and be able to stop taking some of your current pain medications including pills, creams, patches, marijuana, cannabidiol (CBD) oil, etc. Acetaminophen (…
Condition: Diabetes
Investigator: Blandine Laferrere, MD, PhD
Status: Closed
This is a randomized trial that will examine the effect of self-monitoring food intake via a smartphone application, and of a novel lifestyle intervention called time-restricted eating, on improvement of metabolic health in persons with overweight or obesity. The intervention lasts 12 months and will be administered via a smartphone app. Participants will…
Condition: Transplant / Kidney Transplant
Investigator: Elizabeth Verna, MD
Status: Closed
Kidney transplant extends life, improves quality of life, and reduces healthcare costs. Unfortunately, there are not enough donated kidneys, so many people who need a transplant spend years on the waiting list. Kidneys from organ donors who have hepatitis C virus (HCV) are often thrown away, but these kidneys work well, and hepatitis C can be cured. The…
Condition: Diabetes
Investigator: Thomas Brannagan, MD
Status: Closed
To be in this study you must have Diabetic Peripheral Neuropathic (DPN) and be 18 years of age, inclusive, with the presence of bilateral pain in lower extremities due to DPN for at least 6 months prior to Screening and be in a stable regimen for the treatment of T1DM or T2DM for 3 months prior to Screening.
Condition: Transplant / Kidney Transplant
Investigator: Lloyd Ratner, MD, MPH, FACS
Status: Closed
The purpose of this study is to determine if an investigational drug called tegoprubart (also known as AT1501) is safe and effective in preventing rejection in patients who are undergoing a kidney transplant for the first time. Participants will be randomly assigned to tegoprubart or standard treatment with tacrolimusat the time of transplant. If you have…
Condition: Diabetes
Investigator: Joshua Cook, MD, PhD
Status: Closed
We're conducting a research study on how much insulin is needed to control blood sugar in people who are made temporarily resistant to insulin's effects. Insulin is the main hormone (chemical signal) that the body uses to lower the levels of sugar in the blood. We are interested in looking at insulin levels because we think that lowering insulin…
Condition: Diabetes
Investigator: Lena Mamykina, PhD
Status: Closed
We are conducting an academic study to understand how people solve problems related to health. In the study, participants will be presented with a hypothetical problem related to diabetes self-management and asked to use an online health application to explore information and propose a solution. We invite all participants between 18 and 65 years old, who…
Condition: Diabetes
Investigator: Nour Makarem, PhD
Status: Closed
We are currently looking for men and non-pregnant women aged 40 years and above to participate in an at-home study on sleep and activity patterns in relation to blood pressure and blood glucose. Participants should not have critical/severe illness and should not be on dialysis or have a pacemaker or other implanted medical device. You must be willing to…
Condition: Diabetes
Investigator: Joshua Cook, MD, PhD
Status: Closed
We are recruiting healthy volunteers, aged 18-65, for a research study on the buildup of excessive liver fat ("fatty liver disease") in people with or at risk for type 2 diabetes because their bodies are resistant to the actions of the blood sugar-lowering hormone, insulin. To do this, we seek to induce temporary insulin resistance in 10-12…
Condition: Diabetes
Investigator: Thomas Brannagan, MD
Status: Closed
The purpose of this study is to evaluate the safety, tolerability, and effectiveness of VX-548 in participants with pain due to Diabetic Peripheral Neuropathy (DPN). To be in this study you must have DPN and be 18 through 80 years of age, inclusive, with presence of bilateral pain in lower extremities due to DPN for at least 1 year.
Condition: Transplant / Kidney Transplant
Investigator: Thomas Nickolas, MD, MS
Status: Closed
Kidney transplant patients are at a higher risk for bone fractures compared to the general population. We are doing a clinical trial to examine the effects of 12-months of treatment with denosumab, a monoclonal antibody against RANKL, on bone density and strength as determined by bone imaging and by non-invasive measures of bone activity from blood and…
Condition: Transplant / Kidney Transplant
Investigator: Mark Hardy, MD
Status: Closed
Subjects who undergo a kidney transplant require long term use of anti-rejection (immunosuppressive)drugs to prevent their body's immune system from attacking and damaging the newly transplanted kidney (rejection).The purpose of this study is to evaluate benefits and risks of two combinations(regimens) of immunosuppressive therapies: Thymoglobulin…
Condition: Ear, Nose and Throat / Hearing Loss
Investigator: Lawrence Lustig, MD
Status: Closed
The purpose of this research is to find out whether it is safe to use a virus to deliver a new gene to the inner ear of people with hearing loss. This is a kind of gene therapy which involves gene transfer. Once the genetic material and vector are surgically administered to you, it is not possible to remove these agents. The study is designed to evaluate…
Condition: Transplant / Kidney Transplant
Investigator: Lloyd Ratner, MD, MPH, FACS
Status: Closed
The purpose of this research study is to see if an investigational drug, BB3, is safe and effective forincreasing the amount of urine that a transplanted kidney will produce. An investigational drugis one that is not approved by the United States Food and Drug Administration (FDA). BB3 is agrowth factor-like drug, which means that it can affect cell…
Condition: Ear, Nose and Throat
Investigator: Eli Grunstein, MD
Status: Closed
The objective of the study is to evaluate the safety and effectiveness of the TULA System for the placement of tympanostomy tubes (ear tubes) under local anesthesia in an office/clinic setting.
Condition: Ear, Nose and Throat
Investigator: Ana Kim, MD
Status: Closed
Acute unilateral vestibulopathy (AUV) (previously called acute vestibular neuritis) is the third most frequent cause of peripheral vestibular vertigo, after benign paroxysmal positional vertigo and Menires disease.The goal of this study is to look at the effects of a new drug (SENS-111) in controlling the acute vertigo and other symptoms related to AUV more…
Condition: Diabetes
Investigator: Maureen George, PhD, RN, AE-C, FAAN
Status: Closed
The purpose of this study is to find out how Black and Latina women with type 2 diabetes prefer to learn about getting healthy before pregnancy. Participation will involve a conversation for 1-2 hours. We will ask questions and get your thoughts on your health, your diabetes, pregnancy, and birth control. We have prepared some questions, but will be…
Condition: Ear, Nose and Throat / Hearing Loss
Investigator: Alice Lee, MD
Status: Closed
Cisplatin is a chemotherapy medicine that is used to treat a variety of cancers. At high total (cumulative) doses it can be associated with progressive and irreversible hearing loss. The purpose of this study is see if injections of OTO-104 can protect against hearing loss associated with cisplatin therapy in the treatment of cancer. OTO-104 contains an…
Condition: Diabetes
Investigator: Mishaela Rubin, MD
Status: Closed
The purpose of this study is to determine if a specific form of Vitamin B known as pyridoxamine helps improve bone strength over one year in women (65 yrs old) with Type 2 Diabetes. We know that people with type 2 diabetes have the lower bone material strength and we suspect this is due to high levels of circulating sugars that build up over time (known as…
Condition: Diabetes
Investigator: Mishaela Rubin, MD
Status: Closed
The purpose of this research study is to learn more about bone strength in women with type 2 diabetes, and to find out whether an experimental drug called Denosumab may help preserve bone strength. Type 2 Diabetes Mellitus (T2DM) has become one of the most important diseases of our time. Recent research shows that diabetes has negative effects on bones and…
Condition: Ear, Nose and Throat / Hearing Loss
Investigator: Anil Lalwani, MD
Status: Closed
Acute inner ear hearing loss is the sudden onset of hearing loss, usually in one ear, without any known cause. Acute hearing loss can permanently destroy some of the hair cells (that govern the sense of hearing) and / or hearing nerve in the inner ear.The drug AM-111 has been developed to protect the hearing cells and nerve following sudden inner ear…