Discover How Tobacco and Cannabis Together Impact Health and Behavior!


Next Steps

  1. Complete the study questionnaire
  2. Understand if you’re eligible to participate
Click Here

Research Center: University of Illinois Chicago, Institute for Health Research and Policy
Location: 1747 W Roosevelt Rd, Suite 558, Chicago, IL 60608, United States
Lead Researcher: Robin J. Mermelstein, Ph.D.
IRB: This study has been reviewed and approved by the University of Illinois Chicago Institutional Review Board

About the Study

Are you interested in understanding how the use of tobacco and cannabis together affects your health? Whether it’s smoked, vaped, or consumed, your experiences using tobacco and cannabis can provide invaluable insights and potentially help others!

Researchers from the TAC Study at the University of Illinois Chicago are looking for participants to better understand the behavioral and neurocognitive consequences of this co-use. Your participation is more than just a contribution to science; it’s a step towards creating better health policies and interventions. Be a part of this vital research journey and make a difference in public health today.

Why Participate?

  • Participants will be compensated with Amazon eCodes, up to $405 over the course of the study.
  • Participants will be contributing valuable information that may benefit those who co-use in the future.
  • Participants will be helping to advance medical research.

Your Rights

  • If you decide to participate in the study and later feel that you no longer wish to be part of it, you can withdraw at any time.
  • Any information that you provide will be kept strictly confidential, except as required by law.

Who Can Participate?

  • Individuals 18-29 years of age who use both tobacco and cannabis
  • Must reside in the Chicago metro area
  • Must regularly smoke tobacco or e-cigarettes within the past month
  • Must use cannabis within the past month
  • Must be able to attend 4 study visits at the research site over approximately 12 months

More Study Details

The TAC Study team will explain the research in its entirety, but some details are:

  • Participants will be required to complete interviews with the study team, involving questions related to the types of products they use to consume tobacco/nicotine and cannabis, as well as their history and experience with tobacco/nicotine and cannabis.
  • Participants will be asked to carry a study-provided smartphone, referred to as an electronic diary (ED) for a 7-day period on two separate occasions.
  • Participants will be required to complete an email/text survey every two weeks, which asks participants how much tobacco and cannabis they have used within the previous 14 days. These surveys will take about 1 to 2 minutes to complete.

About the Research Center

University of Illinois Chicago
The University of Illinois Chicago (UIC) is Chicago’s largest public university, a Carnegie Research Institution, and a leader in research that impacts individuals and society across the globe. Its 16 academic colleges serve more than 33,500 undergraduate, graduate, and professional students. UIC is recognized as one of the best public universities and one of the most ethnically rich and culturally diverse campuses in the nation. Located in the heart of Chicago, it is an integral part of the educational, technological, and cultural fabric of one of the world’s greatest cities.

Please note:
Due to the COVID-19 pandemic, the researchers would like to assure the participants that ensuring their, and the study staff’s, safety is of utmost importance.

Study Location

What’s Next?

  1. Click the link to enter your contact details and take the study questionnaire.
  2. If eligible, a member of the research team will contact you to discuss the study and answer any questions you may have.
Click Here to Check Your Eligibility

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