224 Studies Now Enrolling
Menu
Search
Medical Condition
- Show all (1221)
- Addiction (16)
- Allergy, Asthma, & Immunology (13)
- All of Us Research Program - NIH (1)
- Autoimmune Disorders (28)
- Blood Disorders (18)
- Bone & Muscle (10)
- Cancer (102)
- 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)
- Psychiatric Disorders (67)
- Rehabilitation (9)
- Stroke (7)
- Surgery (7)
- Transplant (45)
- Urology (3)
- Vascular Conditions (10)
Displaying 1 - 34 of 34
Condition: Heart Disease / High Blood Pressure
Investigator: Ajay Kirtane, MD, SM
Status: Currently Recruiting
We are doing this study to evaluate the real-world use of the Paradise Ultrasound Renal Denervation System indicated for patients who are unable to lower their blood pressure with lifestyle changes and medication. This is an FDA approved device. Involvement in the study is expected to last approximately 60 months. Patients will be asked to collect blood…
Condition: Obesity
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: Obesity
Investigator: Daphna Shohamy, PhD
Status: Currently Recruiting
We are researchers at Columbia studying the learning and decision making. We are looking for participants over the age of 18, who have been prescribed Trizepatide for weight loss. Participants will be asked to complete an MRI scan and play computer games. Participants earn $25 per hour. Help us understand how the GLP-1 agonists affect brain and cognition!
Condition: Heart Disease / High Blood Pressure
Investigator: Jacquelyn Taylor, PhD, MSN, BSN
Status: Currently Recruiting
Race-Based Stress Reduction and Resilience Program for African-American Women. Join this important research study to examine the effectiveness of an eight-week stress reduction program for older African-American women. To learn more contact 347-978-2871 or son_RiSEstudy@cumc.columbia.edu. Study Requirements: African-American female between 50-75 years old,…
Condition: Obesity
Investigator: Faris Zuraikat, PhD
Status: Currently Recruiting
The purpose of this study is to assess energy balance during two different diet periods.
Condition: Obesity
Investigator: Rudolph Leibel, MD
Status: Currently Recruiting
The Physiology of the Weight Reduced State (POWERS) is a national research study designed to discover and learn what happens to the human body after weight loss and to learn why some people regain their lost weight. Understanding why this happens could help health professionals improve strategies for successful weight loss maintenance after weight loss.…
Condition: Obesity
Investigator: Judith Korner, MD
Status: Currently Recruiting
The purpose of this study is to evaluate if genetic variations are associated with the amount of weight loss with diet and while taking an FDA-approved medication for weight loss. The participation lasts ten months and includes six in-person visits at CUIMC with blood sampling and questionnaires, virtual nutritional counseling, and taking an oral weight…
Condition: Heart Disease / High Blood Pressure
Investigator: Daichi Shimbo, MD
Status: Currently Recruiting
The measurement of blood pressure used to determine if a person has high blood pressure (also known as hypertension) and whether their blood pressure is controlled while taking medications that lower blood pressure. For many people, blood pressure levels are different when measured in a provider's office versus during normal daily activities outside of…
Condition: Obesity
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: Obesity
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: Obesity
Investigator: Joshua Cook, MD, PhD
Status: Currently Recruiting
We are seeking adult volunteers with body mass index in the obesity range (30-45 kg/m2) to come in for a single study visit where they answer some health questions and have a small volume of blood drawn (25 cc/1.7 tbsp). We will measure levels of the blood sugar-lowering hormone insulin as well as glucose (sugar), certain fats, and other molecules related…
Condition: Heart Disease / High Blood Pressure
Investigator: Steven Shea, MD
Status: Closed
We are working with researchers at Columbia University to test whether text messaging can be used effectively to help people with hypertension to control their blood pressure. If you are between the ages of 18 and 85 years and have a cell phone, you may be eligible to participate in this study. The study would involve a telephone call that would last about…
Condition: Obstetrics & Gynecology / Contraception
Investigator: Paula Castano, MD, MPH
Status: Closed
Ovaprene, is an experimental monthly non-hormonal intravaginal contraceptive being developed as a possible new method of birth control. It consists of a round piece of woven material surrounded by a soft, flexible rubber ring. The ring itself is made of a silicone rubber combined with the following ingredients: ferrous gluconate (a type of iron), Vitamin C…
Condition: Obstetrics & Gynecology / Contraception
Investigator: Paula Castano, MD, MPH
Status: Closed
The study is looking to evaluate levonogestrel butanoate as a possible new long-acting injectable for birth control. Levonogestrel butanoate is a type of hormone called progestin that has a long history of clinical use in a variety of birth control methods (e.g. pills, intrauterine devices, implants) and its efficacy and safety are well recognized. This…
Condition: Obesity
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: Heart Disease / High Blood Pressure
Investigator: Daichi Shimbo, MD
Status: Closed
We are conducting a research study in adults to test whether blood pressure (BP) measured in a clinic setting without a technician present is comparable to blood pressure levels while awake outside of the clinic on an Ambulatory Blood Pressure Monitoring (ABPM) device. We will also test whether asleep blood pressure can be accurately determined using a home…
Condition: Heart Disease / High Blood Pressure
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: Obstetrics & Gynecology / Contraception
Investigator: Carolyn Westhoff, MD
Status: Closed
If you are a woman between the ages of 18 and 35, are pre-menopausal, sexually active and do NOT wish to become pregnant, you are invited to see if you may qualify for a research study. The purpose of this research study is to test the effectiveness of an investigational oral birth control pill. If you qualify, you will receive investigational study…
Condition: Heart Disease / High Blood Pressure
Investigator: Ajay Kirtane, MD, SM
Status: Closed
RADIANCE II is a randomized, double-blind, sham-controlled, single cohort study designed todemonstrate the effectiveness (how well it works) and safety of the Paradise Renal Denervation System in hypertensive subjects (subjects with high blood pressure).
Condition: Obstetrics & Gynecology / Contraception
Investigator: Carolyn Westhoff, MD
Status: Closed
This study will look at the safety and effectiveness of a new hormonal IUD. This IUD is a small device that a clinician will place in your uterus. It contains a progestin (a hormone) that releases a small amount of hormone to prevent pregnancy. Once the device is in, you will come in for periodic study visits over the course of a year.
Condition: Obstetrics & Gynecology / Contraception
Investigator: Paula Castano, MD, MPH
Status: Closed
The purpose of this study is to test the safety of the FemBloc Permanent Contraceptive System as a method to prevent pregnancy.
Condition: Obstetrics & Gynecology / Contraception
Investigator: Carolyn Westhoff, MD
Status: Closed
This study is studying the effectiveness and safety of a new birth control pill. The pill contains two hormones, drospirenone (a progestin) and estetrol (an estrogen), which combine to prevent pregnancy. Scientists think that estetrol may be safer and have more benefits than other estrogen hormones. The study lasts about one year, and you will come in for 7…
Condition: Heart Disease / High Blood Pressure
Investigator: Ajay Kirtane, MD, SM
Status: Closed
The study has been designed to demonstrate the efficacy and safety of the Paradise Renal Denervation System when treating patients with high blood pressure known as hypertension. When blood pressure is persistently elevated and pushes against the walls of the artery over a long period of time it is known to cause Hypertension. The Paradise Renal Denervation…
Condition: Obstetrics & Gynecology / Contraception
Investigator: Paula Castano, MD, MPH
Status: Closed
Hormonal Vaginal Ring for Contraception
Condition: Heart Disease / High Blood Pressure
Investigator: Ajay Kirtane, MD, SM
Status: Closed
The purpose of this project is to collect more data about the safety and effectiveness of renal denervation (disabling of kidney nerves) for the treatment of uncontrolled hypertension. For therenal denervation procedure, the Vessix Renal Denervation System is used. The system consists of a catheter (a thin tube) and a radio frequency (RF) generator (power…
Condition: Obstetrics & Gynecology / Contraception
Investigator: Carolyn Westhoff, MD
Status: Closed
The unintended pregnancy rate is rising despite increased availability and use of different types of emergency contraception (EC) pills. Few studies have addressed reasons for EC failure, yet such an investigation may allow researchers to better understand if EC can be used more successfully.Recently studies have shown that EC failure rates are higher in…
Condition: Heart Disease / High Blood Pressure
Investigator: Usha Krishnan, MD
Status: Closed
The purpose of this study is to find out more about how physical activity monitors can help assess patients with pulmonary hypertension. We hope to find a relationship between the data on physical activity monitors and the tests that routinely done in patients with pulmonary hypertension.
Condition: Obstetrics & Gynecology / Contraception
Investigator: Paula Castano, MD, MPH
Status: Closed
We are asking you to participate in this research study because you are a woman of child-bearing age or potential and interested in using an intrauterine device (IUD) for birth control for up to 5 years.
Condition: Obstetrics & Gynecology / Contraception
Investigator: Carolyn Westhoff, MD
Status: Closed
There are over 62 million US women in their child-bearing years, ages 15-44. Thirty-eight million use some form of contraception which included permanent sterilization (tubal ligation or vasectomyin male partner), contraceptive implants, intrauterine devices, injections, pills, patches, vaginal spermicides, and behavioral methods such as coitus interrupts…
Condition: Obstetrics & Gynecology / Contraception
Investigator: Paula Castano, MD, MPH
Status: Closed
Do You Have a Mirena IUD? You may qualify for a study on the extended use of the Mirena IUD! You may qualify if you are 18 to 33 years old and had your Mirena placed in 2013. Compensation available for time and effort. Find out if you qualify!
Condition: Obstetrics & Gynecology / Contraception
Investigator: Anne Davis, MD
Status: Closed
The purpose of this study is to find out how safe and effective investigational birth control pill, LF111 may be as a contraceptive, how it affects women's menstrual bleeding patterns, and how long LF111 stays in women's bodies. Participants will take the new experimental birth control pill for one year, and will come to the medical center for 8…
Condition: Obstetrics & Gynecology / Contraception
Investigator: Carolyn Westhoff, MD
Status: Closed
This is a study looking to evaluate how well a new hormone-releasing Intrauterine Contraceptive called LevoCept works in healthy, sexually active women. The study will consist of 6 study visits including a screening visit prior to enrollment and monthly telephone calls over the course of a year. The study visits will vary but mostly consist of physical and…
Condition: Obstetrics & Gynecology / Contraception
Investigator: Paula Castano, MD, MPH
Status: Closed
Columbia University is conducting a contraceptive clinical trial looking at two intrauterine devices, one of which is investigational. Pre-menopausal women ages 16-40 who are generally healthy, sexually active, at risk for pregnancy, and are not at risk for sexually transmitted infections may qualify.
Condition: Obstetrics & Gynecology / Contraception
Investigator: Paula Castano, MD, MPH
Status: Closed
The purpose of this study is to assess the effectiveness of AG200-15 which is an investigational birth control patch. AG200-15 is an investigational birth control patch being developed for use by women who wish to use a skin patch to prevent pregnancy. It contains LNG (levonorgestral) and EE (ethinyl estradiol), which are female sex hormones and are active…