Recruiting

Cancer Outcomes

Sponsor:

State University of New York at Buffalo

Code:

NCT06037681

Conditions

Cancer

Eligibility Criteria

Sex: All

Age: 21 - 70+

Healthy Volunteers: Not accepted

Study Details

Brief summary:

The goal of the observational study is to learn how black and white patients with solid tumor cancer use cannabis, opioids and tobacco. The investigators are using momentary ecological assessment through a smart phone app and surveys to assess patient-reported pain and other symptoms as to inform clinical practice and guidelines for underrepresented populations.

Conditions

Cancer

Study ID

NCT06037681

Start date

Mar 30, 2023

Status verified date

Oct, 2025

Completion date

Mar 30, 2027

Anticipated

Primary completion date

Sep 30, 2026

Anticipated

Eligibility Criteria

Eligibility Criteria

Sex: All

Age: 21 - 70+

Healthy Volunteers: Not accepted

Inclusion Criteria:

  • 21 years or older
  • Black or white race
  • Solid tumor cancer within 3 years of enrollment
  • Cannabis use of at least once a week or non cannabis use for 3 months
  • experience pain but spend less than 50% in bed or chair
  • Prescribed or take opioid for at least 30 days for pain
  • Not pregnant or planning to become pregnant in the next 12 months
  • English speaking

Exclusion Criteria:

  • Lymphoma, leukemia, and melanoma
  • CBD only use
  • Synthetic cannabis use in past 3 months = Prescribed Medically-prescribed synthetic cannabis (e.g., dronabinol \[Marinol, Syndros\], Epidiolex)
  • race other than Black or White

Study Design

Enrollment

600 participants

Anticipated

Interventions and Outcome Measures

Arms

Black cannabis users

African Americans that use cannabis at least once a week

Black non-cannabis users

African Americans that do not use cannabis for at least 3 months prior to enrollment

White cannabis users

Caucasians that use cannabis at least once a week

White non-cannabis users

Caucasians that do not use cannabis for at least 3 month prior to enrollment

Primary outcome measure

  • Change from baseline of Cannabis use [ Time Frame: Baseline to 12 months ]
  • Cannabis use and patient reported outcomes and opioid use [ Time Frame: Baseline to 12 months ]
  • Cannabis use moderate the associations between race and pain [ Time Frame: Baseline to 12 months ]

Central Contacts and Locations

Central contacts

Colleen Kilanowski, MS

716-829-5977ckk@buffalo.edu

Rebecca L Ashare, BA

716-829-2024rlashare@buffalo.edu

Locations

University at Buffalo

Recruiting

Buffalo, New York, United States, 14214

Contacts

Colleen Kilanowski, MS

716-829-5977ckk@buffalo.edu

Rebecca Ashare, PhD

716-829-2024rlashare@buffalo.edu

Thomas Jefferson University

Recruiting

Philadelphia, Pennsylvania, United States, 19144

Contacts

Brooke Worster, MD

215-955-1888Brooke.Worster <Brooke.Worster@jefferson.edu>

Amy Leader, MPH

215-955-7739Amy.Leader@jefferson.edu;

University of Pennsylvania

Recruiting

Philadelphia, Pennsylvania, United States, 19176

Contacts

Andy Robinson

215-746-7335arobins2@nursing.upenn.edu

Salimah Meghani, PhD

512-573-7128salimahm@nursing.upenn.edu

More Information

Sponsor

State University of New York at Buffalo

Last update posted

Oct 30, 2025

Last verified

Oct, 2025

Keywords

  • Solid tumor, opioids, cannabis

Trial information was received from ClinicalTrials.gov and was last updated on 2026-09-08. This information was provided to ClinicalTrials.gov by State University of New York at Buffalo on 2025-10-30.