Completed PHASE3 INTERVENTIONAL 2-arm NCT00792727

HKT-500 in Adult Patients With Osteoarthritis (OA) Knee Pain

A Randomized, Multicenter, Double-Blind, Placebo-Controlled, Four-Week Study to Assess the Efficacy and Safety of HKT-500 in Subjects With Pain Caused by Mild to Moderate Osteoarthritis of the Knee

Sponsor: Hisamitsu Pharmaceutical Co., Inc.

Conditions Osteoarthritis of the Knee

Interventions Placebo Patch ketoprofen Patch

Updated 8 times since 2017 Last updated: May 12, 2015 Started: Sep 30, 2007 Primary completion: Apr 30, 2008 Completion: May 31, 2008

This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

A PHASE3 clinical study on Osteoarthritis of the Knee, this trial is completed. The trial is conducted by Hisamitsu Pharmaceutical Co., Inc. and has accumulated 8 data snapshots since 2007. Longitudinal tracking of this trial contributes to a broader understanding of treatment development timelines.

Status Flow

Change History

8 versions recorded

Sep 2025 — Present [monthly]

Completed PHASE3
Sep 2024 — Sep 2025 [monthly]

Completed PHASE3
Jul 2024 — Sep 2024 [monthly]

Completed PHASE3
Apr 2022 — Jul 2024 [monthly]

Completed PHASE3
Jan 2021 — Apr 2022 [monthly]

Completed PHASE3

▶ Show 3 earlier versions

Jun 2018 — Jan 2021 [monthly]

Completed PHASE3
Feb 2017 — Jun 2018 [monthly]

Completed PHASE3
Jan 2017 — Feb 2017 [monthly]

Completed PHASE3

First recorded

Sep 2007

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:

Hisamitsu Pharmaceutical Co., Inc.

Data source: Hisamitsu Pharmaceutical Co., Inc.

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations

Albuquerque, United States , Anderson, United States , Arlington, United States , Austin, United States , Birmingham, United States , Bismarck, United States , Chandler, United States , Charlottesville, United States , Cincinnati, United States , Colorado Springs, United States and 24 more locations