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Phase 3 N=285 Randomized Quadruple-blind Treatment

Efficacy and Safety of VVZ-149 Injections in Patients Undergoing Laparoscopic Colectomy

Pain, Postoperative · Acute Pain

Enrolled (actual)
285
Serious AEs
0.0%
Results posted
Feb 2025
Primary outcome: Primary: Time-weighted Sum of Pain Intensity Differences for 12 Hours Post-dose (SPID 12) — 26.83; 19.89 score on a scale*hours — p=0.0047

Study Design & Population

Study type
Interventional
Phase
Phase 3
Interventions
VVZ-149 Injections (Drug); Placebo (Drug)
Age
Adult, Older Adult · 18+ yrs
Sex
All
Sponsor
Vivozon Pharmaceutical Inc.
Primary completion
Nov 2022

Outcome Measures

OutcomeResultp-value
PRIMARY
Time-weighted Sum of Pain Intensity Differences for 12 Hours Post-dose (SPID 12)
26.83; 19.89 0.0047 sig
SECONDARY
Total Number of Patient-controlled Analgesia (PCA) Requests for 12 Hours Post-dose
7.0; 17.6; 5.0; 10.1; 4.6; 8.0
SECONDARY
Total Amount of PCA and Rescue Medication Consumption for 12 Hours Post-dose
38.6; 47.0; 24.0; 31.9; 19.1; 27.6

Summary

The purpose of this phase 3 study is to evaluate the efficacy and safety of VVZ-149 Injections for the treatment of postoperative pain following laparoscopic colectomy.

Eligibility Criteria

Inclusion Criteria

  • Men and women who are at least 18 years of age
  • Female subjects who are not pregnant or breastfeeding
  • Subjects undergoing a planned first laparoscopic colectomy
  • Subjects classified in American Society of Anesthesiologists (ASA) risk class of I or II
  • Subjects who report the pain intensity ≥ 5 on the NRS measured after surgery
  • Subjects who have the ability to understand study procedures and communicate clearly with the investigator and staff
  • Subjects who provide written informed consent prior to participation in the study

Key Exclusion Criteria

  • Subjects undergoing emergency or unplanned surgery
  • Subjects who had a previous laparoscopic colectomy procedure, or who had any laparoscopic resection procedure
  • Subjects with pre-existing conditions causing preoperative pain at the site of surgery
  • Female subjects who are pregnant or breastfeeding
  • Diagnosis of chronic pain (e.g., persistent pain with the intensity of NRS ≥ 5 at baseline)
View full record on ClinicalTrials.gov →

Data sourced from ClinicalTrials.gov (NCT05764525). Outcome figures and adverse-event rates are extracted automatically from the registry's posted results and are provided for clinician reference, not as a substitute for the primary publication.

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