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…
The use of electronic cigarettes, also known as e-cigs or vaping, has increased among former smokers and young adults who have never smoked. Relatively little is known, however, about their health effects (whether they are adverse, have no effect, or are beneficial). The purpose of this research study is to evaluate (1) the association of e-cig use with…
RESEARCH VOLUNTEERS: Healthy male and female (age 21-60) MARIJUANA SMOKERS needed to study effects of marijuana on brain activity and decision-making. The study involves 2-3 outpatient visits and a 5-day/5-night stay at the NYS Psychiatric Institute and includes Magnetic Resonance Imaging (MRI) scans. Compensation for time could be between $870-$1230 (…
This is a four-session study in which we will be recruiting existing cigarette smokers to explore the competitive dynamics between memory encoding and memory retrieval. To participate, you will first go through a phone screening to determine eligibility and learn about the study. Then you will be asked to visit our facility at the Morningside Campus of…
The study is an outpatient treatment study of the safety and benefit of extended-release mixed amphetamine salt (Adderall-XR) in the treatment of individuals with cannabis use disorder and Attention Deficit/Hyperactivity Disorder (ADHD). The study is a 13-week trial and requires participants to come twice per week. The primary objective of the study is to…
The Sponsor is conducting this study to find out how safe and effective the investigational drug (alsocalled a study drug) obeticholic acid (also known as OCA) may be in improving compensated cirrhosis caused by NASH. Currently, there are no therapies approved for the treatment of NASH. OCA (the brand name is Ocaliva) has been approved in several…
This is a 5-year, longitudinal, observational study of patients with NAFL or NASH designed to specifically address important clinical questions that remain incompletely answered from registration trials. The main purpose of this research study is to collect and study information on patients with NAFLD/NASH.The goal of this study is to observe any treatment…
Patients who have been diagnosed with decompensated nonalcoholic steatohepatitis (NASH) cirrhosis may be eligible to participate in this clinical trial. NASH is liver inflammation and damage caused by a buildup of fat in the liver. The main purpose of the study is to test the safety and efficacy of a drug called Emricasan (IDN-6556) in reducing the risk…