Chinese Medicine for Treating Chronic Pharyngolaryngitis
Recruiting now · Phase 2 · Has a placebo group
Conditions studied: Chronic Pharyngolaryngitis (Disorder)
In brief
A randomized, double-blinded, placebo-controlled clinical trial using a Chinese Medicine formula in treating Chronic pharyngolaryngitis. Subjects will be randomized into a treatment group or placebo group for 8 weeks, and then followed by an 8-week post-treatment visit.
Key facts
- Study ID
- NCT05665777
- Run by
- Chinese University of Hong Kong
- People needed
- 74
- Starts
- 2023-03-30
- Expected to finish
- 2027-07-31
- Last updated by the study team
- 2026-07-30
Who can join
Age: 18 and older. Sex: any. Healthy volunteers: not accepted.
You may qualify if…
- 18 years of age or above (Chinese subjects only);
- Persistent symptoms of pharyngitis (sore throat, globus, dry throat, dry cough, throat irritation) for more than 3 weeks;
- Determined to be the following Chinese medicine syndromes by Registered Chinese Medicine Practitioners (RCMPs): Wind-heat invading the upper-jiao, or phlegm heat or Yin deficiency;
- Visual analog scale (VAS) score for pain ≥ 50 mm;
- Numeric rating scale (NRS) ≥ 6; and
- Be able to give voluntary written informed consent.
You may not qualify if…
- Known severe medical conditions, such as cardiovascular, liver or renal dysfunction, diabetes mellitus, cancers, cerebrovascular diseases, blood system diseases;
- Concomitant use of steroids, nonsteroidal anti-inflammatory drugs (NSAIDs), anticoagulants, and immunotherapy within the past week;
- Impaired hematological profile and liver / renal function exceed the upper limit of the reference value by 2 times;
- Known Allergic rhinitis;
- Known Gastroesophageal Reflux Disease (GERD);
- Known cancer or suspected cancer of throat/oesophagus;
- Mechanical obstruction of the throat accountable for the symptoms;
- Known alcohol and/or drug abuse;
- Known allergic history to any Chinese herbal medicines; and
- Subjects who are known pregnant or lactating.
Where it is running
- Hong Kong Institute of Integrative Medicine — Hong Kong, Hong Kong (enrolling)
Full record on ClinicalTrials.gov
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