A clinical trial referencing substance P was listed as recruiting on October 30, 2026. The study, registered as NCT07906808, is titled "Effect of Ultrasonic and Diode Laser Activated Irrigation on Postoperative Pain Following Root Canal Treatment." The trial phase is listed as not applicable. Its current status is recruiting, meaning the study is actively enrolling participants as of the listed date.
The registration does not include results or outcome data at this time. No efficacy or safety conclusions have been reported for this trial. Substance P remains classified as an unapproved compound for research purposes, and this listing does not change that status.
Readers should note that trial status can change as studies progress, and recruiting status does not indicate any findings about postoperative pain outcomes. The trial record is maintained on ClinicalTrials.gov under the identifier NCT07906808.
For more background on substance P, including its classification and research context, readers can refer to the compound overview.