A Phase Ib, Randomized, Double-Blind, Placebo-Controlled Study to Evaluate the Safety and Efficacy of VC004 Capsules for Pain in Bone Metastases

July 23, 2026 updated by: Jiangsu vcare pharmaceutical technology co., LTD
This is a randomized, double-blind, placebo-controlled Phase Ib study evaluating the safety and efficacy of VC004 capsules for the relief of moderate-to-severe pain associated with bone metastases

Study Overview

Status

Not yet recruiting

Conditions

Intervention / Treatment

Study Type

Interventional

Enrollment (Estimated)

26

Phase

  • Phase 1

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Contact

Study Locations

  • China
    • Jiangsu
      • Nanjing, Jiangsu, China
        • Zhongda Hospital,Affiliated to Southeast University
        • Contact:

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

  • Adult
  • Older Adult

Accepts Healthy Volunteers

No

Description

Inclusion Criteria:

  1. Participants must understand and voluntarily sign the informed consent form (ICF);
  2. Male or female, aged ≥ 18 years;
  3. Eastern Cooperative Oncology Group (ECOG) performance status score of 0 to 2;
  4. Life expectancy of ≥ 12 weeks, as assessed by the investigator;
  5. The participant is able to communicate well with the investigator, and is willing and able to comply with all scheduled visits, treatment plans, laboratory tests, and other study procedures.

Exclusion Criteria:

  1. The participant's pain is associated with oncologic emergencies, such as intestinal obstruction/perforation, spinal cord compression, epidural metastasis, or fracture or impending fracture of weight-bearing bones;
  2. The participant has known or suspected unstable brain metastases or leptomeningeal metastases；
  3. History of severe alcohol, analgesic, or narcotic drug abuse within 6 months prior to screening;
  4. Major surgery within 3 months prior to screening, or planned major surgery during the study period;
  5. Female participants who are planning to become pregnant, are pregnant, or are breastfeeding; or participants who are unwilling or unable to use effective contraception throughout the entire study period and for 3 months after the end of the study;
  6. Any other condition that, in the opinion of the investigator, would make the participant unsuitable for participation in this study.

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Treatment
  • Allocation: Randomized
  • Interventional Model: Parallel Assignment
  • Masking: Double

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Experimental: VC004 low dose group
Drug: VC004 low dose
VC004 low dose BID
Experimental: VC004 high dose group
Drug: VC004 high dose
VC004 high dose BID
Placebo Comparator: VC004 placebo group
Drug: VC004 placebo
VC004 placebo BID

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Time Frame
Change from baseline in the daily average pain intensity Numeric Rating Scale (NRS) score
Time Frame: At Week 1, Week 2 and Week 4
At Week 1, Week 2 and Week 4

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Sponsor

Jiangsu vcare pharmaceutical technology co., LTD

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start (Estimated)

July 30, 2026

Primary Completion (Estimated)

December 30, 2027

Study Completion (Estimated)

December 30, 2027

Study Registration Dates

First Submitted

July 23, 2026

First Submitted That Met QC Criteria

July 23, 2026

First Posted (Actual)

July 28, 2026

Study Record Updates

Last Update Posted (Actual)

July 28, 2026

Last Update Submitted That Met QC Criteria

July 23, 2026

Last Verified

July 1, 2026

More Information

Terms related to this study

Other Study ID Numbers

  • VC004-104

Drug and device information, study documents

Studies a U.S. FDA-regulated drug product

No

Studies a U.S. FDA-regulated device product

No

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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