Effects of Cannabis Species Labeling and Marketing on Perceptual, Subjective and Objective Use Outcomes (Aim 2 Study)

NCT07513337 | Enrolling By Invitation

• 2 other identifiers: IRB000348195R01DA059584
• Study Type: interventional
• Target: 2,000
• Locations: 1 country
• Sites: 1

Brief Summary

This study looks at how cannabis product label and marketing claims affect product perceptions, use expectancies, and use intentions among inexperienced and experienced cannabis users. Participants will answer online survey questions on their perceptions of a cannabis product advertisement.

Conditions

Cannabis Use

Keywords

labeling and marketing; cannabis use; product perception

Outcome Measures

Primary Outcomes (5)

• Harm perception - One time use

  How harmful participant perceives the product to be after one time use. Participants will answer a survey item, In your opinion, what is the level of risk to one's health from using the product you just viewed one time?; with response options ranging from 0-Very low risk to 4-Very high risk.

  Immediately after viewing ad

• Harm perception - Daily use

  How harmful participant perceives the product to be with daily use. Participants will answer a survey item, In your opinion, what is the level of health risk from using the product you just viewed on a daily basis?; with response options ranging from 0-Very low risk to 4-Very high risk.

  Immediately after viewing ad

• Expectancy effects

  Effects participant expects to feel after using the product. Participants will answer a survey item, Please rate the extent to which you expect to feel each of the following effects \[paranoid; panicked; fearful; anxious; suspicious; like my heart is racing; sluggish; drowsy; out of it; slow; lazy; excited; heightened senses; sociable; creative; wise; in tune with nature; focused; productive; sleepy; happy; euphoric; calm; relaxed; pain-free\] after using the product you just viewed; with response options ranging from 0-not at all to 10-extremely.

  Immediately after viewing ad

• Willingness to use

  How willing participant is to use the product. Participants will answer a survey item, How willing would you be to use the product you just viewed?; with response options ranging from 0-Not at all willing to 4-Very willing.

  Immediately after viewing ad

• Willingness to use during daily activities

  How willing participant is to use the product during daily activities. Participants will answer a survey item, How willing would you be to use the product you just viewed if you \[wanted to concentrate; wanted to relax; wanted to socialize; wanted to do a creative activity (e.g., art, music); wanted to feel happier; wanted to relieve medical symptoms/treat a medical condition/mental health condition; were going to drive a car in the next 30 minutes; were going to bed in the next 30 minutes; were planning to stay home for the next several hours; were going to work in the next 30 minutes; were at a party\]?; with response options ranging from 0-Not at all willing to 4-Very willing.

  Immediately after viewing ad

Study Arms (12)

Indica/Energizing

EXPERIMENTAL

Ad features Indica label + energizing claim

Other: Strain label; Other: Claim

Indica/Sedating

EXPERIMENTAL

Ad features Indica label + sedating claim

Other: Strain label; Other: Claim

Indica/No claim

EXPERIMENTAL

Ad features Indica label + no claim

Other: Strain label

Sativa/Energizing

EXPERIMENTAL

Ad features Sativa label + energizing claim

Other: Strain label; Other: Claim

Sativa/Sedating

EXPERIMENTAL

Ad features Sativa label + sedating claim

Other: Strain label; Other: Claim

Sativa/No claim

EXPERIMENTAL

Ad features Sativa label + no claim

Other: Strain label

Hybrid/Energizing

EXPERIMENTAL

Ad features Hybrid label + energizing claim

Other: Strain label; Other: Claim

Hybrid/Sedating

EXPERIMENTAL

Ad features Hybrid label + sedating claim

Other: Strain label; Other: Claim

Hybrid/No claim

EXPERIMENTAL

Ad features Hybrid label + no claim

Other: Strain label

No strain/Energizing

EXPERIMENTAL

Ad features no strain label + energizing claim

Other: Claim

No strain/Sedating

EXPERIMENTAL

Ad features no strain label + sedating claim

Other: Claim

No strain/No claim

NO INTERVENTION

Ad features no strain label + no claim

Interventions

Strain label OTHER

Presentation of strain label on cannabis advertising material

Hybrid/Energizing; Hybrid/No claim; Hybrid/Sedating; Indica/Energizing; Indica/No claim; Indica/Sedating; Sativa/Energizing; Sativa/No claim; Sativa/Sedating

Claim OTHER

Presentation of claim on cannabis advertising material

Hybrid/Energizing; Hybrid/Sedating; Indica/Energizing; Indica/Sedating; No strain/Energizing; No strain/Sedating; Sativa/Energizing; Sativa/Sedating

Eligibility Criteria

• Age: 21 Years+
• Sex: all
• Healthy Volunteers: Yes
• Age Groups: Adult (18-64), Older Adult (65+)

You may qualify if:

• Age = 21+
• Live in in a US state (or Washington D.C.) in which recreational cannabis sale is legal and implemented
• For inexperienced users: lifetime cannabis use \>1 \& \<= 10
• For experienced users: lifetime cannabis use\>10 \& \<100, past month cannabis use\>0

You may not qualify if:

• Under age 21
• Does not live in a US state (or Washington D.C.) in which recreational cannabis sale is legal and implemented
• Lifetime cannabis use \>=100 times
• Lifetime cannabis use \<1 time
• Lifetime cannabis use\>10 \& \<100 AND past month cannabis use=0

Sponsors & Collaborators

• Johns Hopkins Bloomberg School of Public Health: lead
• National Institute on Drug Abuse (NIDA): collaborator

Study Sites (1)

2213 McElderry St.

Baltimore, Maryland, 21205, United States

Location

Study Officials

• Meghan Moran, PhD

  Johns Hopkins University

  PRINCIPAL INVESTIGATOR

Study Design

• Study Type: interventional
• Phase: not applicable
• Allocation: RANDOMIZED
• Masking: NONE
• Purpose: OTHER
• Intervention Model: FACTORIAL
• Sponsor Type: OTHER
• Responsible Party: SPONSOR

Study Record Dates

• First Submitted: April 1, 2026
• First Posted: April 7, 2026
• Study Start: April 15, 2026
• Primary Completion (Estimated): July 1, 2026
• Study Completion (Estimated): July 1, 2026
• Last Updated: May 11, 2026

Record last verified: 2026-05

Data Sharing

• IPD Sharing: Will share
• Shared Documents: STUDY PROTOCOL, SAP, ICF, CSR, ANALYTIC CODE
• Time Frame: IPD and supporting information will be available as soon as possible, and no later than the time of publication or the end of the funding period, whichever comes first. The duration of preservation and sharing of the data will be a minimum of 10 years after the funding period.
• Access Criteria: Data from all aims will be deposited in the Johns Hopkins Research Data Repository. This archive provides open access to be downloaded freely by users. The Johns Hopkins Research Data Repository is a searchable archive in which JHU researchers may upload datasets and associated documentation. A persistent identifier (DOI) is provided. Metadata, including searchable keywords, are provided. Data are findable to the public.

Locations

US (1)