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Ethos and Thomas Jefferson University

Ethos is working with the Sidney Kimmel Medical College at Thomas Jefferson University under a Research Agreement to pursue improved health outcomes for patients using medical marijuana. Research will be taking place at our clinical research dispensaries in Philadelphia, Pittsburgh, and Montgomeryville.

Jefferson Research

At Jefferson, we are redefining humanly possible by reimagining health, education and discovery to create a fast-track to innovation. We design novel fabrics, develop new products and transform business practices. We elucidate biological pathways, develop new therapies and change healthcare delivery. In all we do, we aim to improve lives by impacting the way we think, live and care for each other.

Current Research Programs


Research Study: The purpose of this research is to observe if medical marijuana (MMJ) changes the use of or craving for opioids by people who use opioids for chronic pain or have opioid use disorder (OUD).

Do you have chronic pain? Download more information here.

Do you have Opioid Use Disorder (OUD)?  Download more information here

Click to pre-enroll. Patients will be contacted by the research team if you meet qualifications.


Focus Group: Researchers from Thomas Jefferson University want to learn about individuals’ experiences with obtaining certification for medical marijuana and in the dispensary. They will use this information to identify opportunities to improve the education provided to patients about medical marijuana.


Research Study: Serious illness can cause symptoms that reduce a person’s quality of life. Researchers at Thomas Jefferson University want to find out if medical marijuana is helpful in reducing those symptoms and has an effect on your quality of life.

Schedule a Research Introduction

To learn more about our research programs or to enroll, please schedule an introductory meeting or call with Thomas Jefferson Health University’s research coordinator at MMJstudy@Jefferson.edu.

Meet Our Experts

Get to know some of the medical professionals behind our research partnership:

Meet Dr. Brooke Worster

The Associate Professor of Medicine leading the combined research and education efforts of Ethos and Jefferson.

Research Study Pre-Enrollment

Do you want to be considered for inclusion in our research programs? Click on the link below to be informed when new research programs begin enrollment. You will be contacted by the Jefferson research team when they are ready to start the program.

Pre-Enroll Today


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