Changing Susceptible Body Constitution for COVID-19 Prevention by Chinese Medicine in Hong Kong Residents
COVID19, Herbal Medicine
About this trial
This is an interventional prevention trial for COVID19 focused on measuring COVID19 Prevention, Chinese Medicine
Eligibility Criteria
Inclusion Criteria:
- Age 18 or above, regardless of gender;
- For COVID-19 susceptible individuals, according to the criteria of "Self-test for classification and judgment of body constitution by TCM theory", subjects with deficiency of Qi with either Yin or Yang will meet the inclusion criteria;
- No previous allergy to traditional Chinese medicine;
- Be able to understand Chinese questionnaire;
- Willing to participate in the study.
Exclusion Criteria:
- Syndrome types are not related to "deficiency of Qi and Yang" and "deficiency of Qi and Yin";
- Suspected or confirmed COVID-19 patients;
- Fever, body temperature > 37°C with cough and other respiratory symptoms;
- Those who have visited the epidemic area and have not completed isolation for 14 days after returning to Hong Kong
Sites / Locations
- The University of Hong Kong
Arms of the Study
Arm 1
Arm 2
Arm 3
Arm 4
Experimental
Placebo Comparator
Experimental
Placebo Comparator
Deficiency of Qi and Yang (QYang-group)
Placebo control of invigorating Qi and Yang (PQYang-group)
Deficiency of Qi and Yin (QYin-group)
Placebo control of invigorating Qi and Yin (PQYin-group)
Participants will receive Yu-Ping-Feng and Xiang-Sha-Liu-Jun formula (Chinese Medicine Formula)
The placebo is made of 5% Yu-Ping-Feng and Xiang-Sha-Liu-Jun formula (Chinese Medicine Formula)
Participants will receive Yu-Ping-Feng and Liu-Wei-Di-Huang formula (Chinese Medicine Formula)
The placebo is made of 5% Yu-Ping-Feng and Liu-Wei-Di-Huang formula (Chinese Medicine Formula)