NCT07225738Recruiting
A Multicenter Prospective Observational Cohort Study Evaluating the Impact of Cancer-Directed Treatment and Medication Use, Including Cannabis Use, in Multiple Myeloma Patients
Source: ClinicalTrials.gov · Last updated 20 Feb 2026
Brief summary (registry, in English)
This study assesses the impact of cannabis (also commonly called marijuana, weed, or THC) use on quality of life among patients with multiple myeloma who are receiving chemotherapy. It also evaluates the potential benefits and harms of cannabis use.
- Status (registry)
- Recruiting
- Study type
- Observational
- Enrollment
- 700 (estimated)
- First submitted
- 16 Oct 2025
- Start date
- 21 Jan 2026
- Primary completion date
- 22 Aug 2030
- Lead sponsor
- City of Hope Medical Center
- Diseases
- Multiple myeloma
- NCT number
- NCT07225738
What you commit to
- Study type: Observational
- Planned participants: 700
- From 21 Jan 2026 to the primary completion date, 22 Aug 2030
- 11 sites in 1 country
- Visits and tests: ask the trial team, the registry does not list them
Built from the registry fields of ClinicalTrials.gov. It describes the study, not your situation.
Who cannot take part
Copied verbatim from ClinicalTrials.gov and grouped by topic. Only the trial team decides who can take part.
Other illness
- \* Patients may not have completed five cycles of first line therapy or undergone any second line therapy
- Other active malignancy
- Patients may not have undergone autologous hematopoietic stem cell transplantation
- Unable to comply with the study assessments
- HCP SURVEY: Reports directly to study PI (Dr. Richard Lee)
- HCP SURVEY: Member of the study team or involved in survey design or analysis
- HCP SURVEY: Individuals with a real or perceived conflict of interest that could bias survey responses
Who the study is looking for
- \* Documented informed consent of the participant
- Age: ≥ 18 years
- ECOG ≤ 3
- Ability to read and understand English
- Patient must be newly diagnosed with a histologically confirmed multiple myeloma
- Patients may have started first line therapies and received up to four cycles
- HCP SURVEY: Documented informed consent of the participant
- HCP SURVEY: Age: ≥ 18 years
- HCP SURVEY: Licensed physician, physician assistant, nurse practitioner, or registered nurse
- HCP SURVEY: Currently practicing in oncology or providing direct care to oncology patients
- HCP SURVEY: Able to read and understand English
- HCP SURVEY: Affiliation with City of Hope
Age in the registry: 18 years to - · Sex: All · Accepts healthy volunteers
Sites (11)
Sites in registry order. Pick your city on the disease page to sort them by distance.
| Site | City | Country | Site status |
|---|---|---|---|
| City of Hope Medical Center Coordinator of this site? Confirm its status | Duarte | United States | Recruiting |
| CTCA at Western Regional Medical Center Coordinator of this site? Confirm its status | Goodyear | United States | Not yet recruiting |
| City of Hope Seacliff Coordinator of this site? Confirm its status | Huntington Beach | United States | Not yet recruiting |
| City of Hope at Irvine Lennar Coordinator of this site? Confirm its status | Irvine | United States | Recruiting |
| City of Hope at Long Beach Elm Coordinator of this site? Confirm its status | Long Beach | United States | Not yet recruiting |
| City of Hope Atlanta Cancer Center Coordinator of this site? Confirm its status | Newnan | United States | Not yet recruiting |
| City of Hope at Newport Beach Fashion Island Coordinator of this site? Confirm its status | Newport Beach | United States | Not yet recruiting |
| City of Hope South Pasadena Coordinator of this site? Confirm its status | South Pasadena | United States | Not yet recruiting |
| City of Hope Upland Coordinator of this site? Confirm its status | Upland | United States | Not yet recruiting |
| City of Hope West Covina Coordinator of this site? Confirm its status | West Covina | United States | Not yet recruiting |
| City of Hope at Chicago Coordinator of this site? Confirm its status | Zion | United States | Not yet recruiting |
This page is information, not medical advice. Discuss any trial with your doctor.