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Clinical trialNCT00812604CompletedInterventional

Analgesic Ointment on Temporomandibular Joint and Masticatory Muscle Pain

SponsorThe University of Hong KongEnrollment55Temporomandibular Disorders
View the registry record on ClinicalTrials.gov

Summary

The lay summary the sponsor registered on ClinicalTrials.gov.

The purpose of this study is to compare the effectiveness of using topical cream of Ping On Ointment and using Vaseline cream in the treatment of temporomandibular joint (TMJ) and masticatory muscle pain, in order to establish the true efficacy of Ping On Ointment. Both Ping On Ointment and Vaseline are considered intervention.
clinicaltrials.gov ↗

Investigators

The overall officials registered on this study. Names that resolve to a findmyKOL profile link to it; the rest are shown as registered.

  • Ricky W. K. Wong, PhD

    Orthodontics, Faculty of Dentistry, University of Hong Kong

    Principal Investigator
    clinicaltrials.gov ↗

A profile link is shown only when the registered name resolves to a person record with a confident, namesake-checked match; ambiguous names stay unlinked.

Sites

1 registered facility, with the per-site recruitment status where the registry publishes one. ClinicalTrials.gov does not publish per-site enrollment counts.

China
  • Faculty of Dentistry, the University of Hong Kong

    Hong Kong, Hong Kong, China

Site investigator names are published by ClinicalTrials.gov only while a study recruits, so completed studies list sites without them.

Drugs studied

The drug and biological interventions registered on this study, normalized to their RxNorm ingredient where possible.

Ping On OintmentVaseline
Linked drugs open the directory filtered to KOLs working with them.clinicaltrials.gov ↗

Registration & key dates

Registry attributes as recorded on the ClinicalTrials.gov study record.

Start
30 Apr 2007
Primary completion
30 Jun 2008
Completion
30 Sept 2008
Last update posted
23 Jun 2014
Registered enrollment
55
Registry id
NCT00812604
clinicaltrials.gov ↗

Source: ClinicalTrials.gov, via the CTTI AACT database, data as of 24 Aug 2026. Registry facts are shown as registered by the study sponsor; findmyKOL does not interpret them.