Understanding Tobacco and Cannabis Co-Use Practices: Init... | NCT07439471

Studies
Understanding Tobacco and Cannabis Co-Use Practices: Initiation, Escalation, and Maintenance

NCT07439471

Sponsor

Roswell Park Cancer Institute

Status

Recruiting

Last Update Posted

May 22, 2026Actual

Enrollment

40Estimated

Phase

Not provided

Conditions

Cigarette Smoking-Related Carcinoma

Interventions

Non-Interventional Study

Countries

United States

Protocol Section

Identification Module Status Module Sponsor/Collaborators Module Oversight Module Description Module Conditions Module Design Module Arms/Interventions Module Outcomes Module Eligibility Module Contacts/Locations Module References Module IPD Sharing Statement Module

Results Section

Participant Flow Module Baseline Characteristics Module Outcome Measures Module Adverse Events Module More Info Module

Annotation Section

Annotation Module

Document Section

Large Document Module

Derived Section

Miscellaneous Info Module Condition Browse Module Intervention Browse Module

Protocol Section

Identification Module

NCT ID

Results Section

No data available

No data is available for this block.

Annotation Section

No data available

No data is available for this block.

Document Section

No data available

No data is available for this block.

Derived Section

Miscellaneous Info Module

Version Holder

ID	Type	Description	Link
NCI-2026-00804	Registry Identifier	CTRP (Clinical Trial Reporting Program)
I-4794825	Other Identifier	Roswell Park Cancer Institute

Status Module

Record Verification Date

May 2026

Overall Recruitment Status or Expanded Access Status

Recruiting

Last Known Status

Not provided

Delayed Posting

Not provided

Why Stopped

Not provided

Expanded Access Info

Start Date

Jun 28, 2026Estimated

Primary Completion Date

Mar 2027Estimated

Completion Date

Mar 2027Estimated

First Submitted Date

Feb 12, 2026

First Submission Date that Met QC Criteria

Feb 24, 2026

First Posted Date

Feb 27, 2026Actual

Results Waived

Not provided

Results First Submitted Date

Not provided

Results First Submitted that Met QC Criteria

Not provided

Results First Posted Date

Not provided

Certification/Extension (aka Delayed Results) First Submitted Date

Not provided

Certification/Extension First Submitted that Passed QC Review

Not provided

Certification/Extension First Posted Date

Not provided

Last Update Submitted Date

May 21, 2026

Last Update Posted Date

May 22, 2026Actual

Oversight Module

Has Data Monitoring Committee (DMC)

Is FDA Regulated Drug

Is FDA Regulated Device

Is Unapproved Device

Not provided

Pediatric Postmarket Surveillance of a Device Product

Not provided

Product Exported from US

FDAAA801 Violation

Not provided

Description Module

Brief Summary

This study evaluates histories among cannabis and tobacco co-users of their initiation, escalation, and maintenance of the co-use behavior.

Detailed Description

PRIMARY OBJECTIVE:

I. To generate detailed thematic analysis of structured interviews to provide insights into individual historical factors, social contextual factors, and product-level factors that contribute to the co-use of nicotine/tobacco and cannabis products.

OUTLINE: This is an observational study.

Participants complete an interview and survey on study.

Design Module

Study Type

Observational

Number of References to an Expanded Access Study

Not provided

Expanded Access Types

Not provided

Patient Registry

Not provided

Target Follow-Up Duration

Not provided

Phases

Not provided

Interventional Study Design

Allocation

Not provided

Intervention Model

Biospecimen

No data available

No data is available for this block.

Enrollment

40Estimated

Arms/Interventions Module

Arm Groups

Label	Type	Description	Intervention Names
Observational		Participants complete an interview and survey on study.	Other: Non-Interventional Study

Interventions

Name	Type	Description	Arm Group Labels	Other Names
Non-Interventional Study	Other	Non-interventional study	Observational

Outcomes Module

Primary Outcomes

Measure	Description	Time Frame
thematic analysis of individual narratives on nicotine and cannabis	Structured interview sessions	Reported at baseline

Secondary Outcomes

Measure	Description	Time Frame
Insight into the Social contexts of use and co-use of nictotine and cannabis	Structured interview session on escalation of use	reported at baseline
Insight into Current practices of tobacco/cannabis use

Other Outcomes

Not provided

Eligibility Module

Eligibility Criteria

Inclusion Criteria:

* Adults aged 18 to 30 years old.
- Currently living in the Roswell Park catchment area.
- Able to speak, read, and write in English.
- Currently consuming cannabis at least weekly.
  - Group 1: currently using cigarettes daily and not using nicotine vaping products more than one day per week.
  - Group 2: currently using nicotine vaping products daily and not using cigarettes more than one day per week.

Exclusion Criteria:

* Unwilling or unable to follow protocol requirements.
- Individuals under the age of 18 or over 30.
- Individuals not meeting product consumption criteria for inclusion items 3 and 4.

Accepts Healthy Volunteers

Sex

All

Sex/Gender Based

Not provided

Sex/Gender Description

Not provided

Minimum Age

18 Years

Maximum Age

30 Years

Standard Ages

Adult

Study Population

Adult cannabis users who also use cigarettes or nicotine vaping products.

Sampling Method

Non-Probability Sample

Contacts/Locations Module

Central Contacts

Not provided

Overall Officials

Name	Affiliation	Role
Connor Martin	Roswell Park Cancer Institute	Principal Investigator

Locations

Facility	Status	City	State	ZIP	Country	Contacts
Roswell Park Cancer Institute	Recruiting	Buffalo	New York	14263	United States