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NOT YET RECRUITING
NCT07735520
NA

Feasibility and Acceptability of OLP-EXP in Chronic Pain

Sponsor: University of Maryland, Baltimore

View on ClinicalTrials.gov

Summary

The primary objective is to determine the feasibility of delivering OLP-EXP, EXP only, and OLP only over 6 weeks to adults with chronic TMD. The trial will be considered feasible for progression planning when the 6-week retention rate is at least 80% in each arm and average OLP pill adherence is at least 80% of prescribed days in each OLP arm. Primary hypothesis: Each intervention arm will meet the prespecified 6-week retention benchmark, and each OLP arm will meet the prespecified pill-adherence benchmark. The secondary objectives are: 1. To evaluate acceptability of each intervention using the TFA measurement and semi-structured interviews. 2. To assess the feasibility of collecting daily EMA, continuous actigraphy, weekly questionnaires, and 3-, 6-, and 12-month follow-up assessments. 3. To identify intervention barriers, facilitators, perceived benefits, burden, ethical concerns, and recommendations for a future fully powered efficacy trial. 4. To estimate variability, missingness, and measure reliability needed to select outcomes and design a future trial.

Official title: Evaluating the Feasibility and Acceptability of Expectation-optimized Open-label Placebo as an Adjuvant Treatment for Chronic Pain

Key Details

Gender

All

Age Range

18 Years - Any

Study Type

INTERVENTIONAL

Enrollment

57

Start Date

2027-07-01

Completion Date

2029-12-31

Last Updated

2026-07-30

Healthy Volunteers

No

Interventions

OTHER

OLP-EXP

Expectation optimization addressing benefit, personal control, and coping expectations, plus transparent daily OLP pills for 6 weeks and weekly boosters.

DIETARY_SUPPLEMENT

OLP

Open-label placebo pills. The placebo pills in this study are empty capsules without any ingredients inside. The capsules are made of microcrystalline cellulose.

BEHAVIORAL

EXP

Expectation optimization addressing personal-control and coping expectations associated with chronic pain in general, plus weekly boosters.