Chronic Urticaria
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: Eligible participants were diagnosed by three specialists in dermatology according to EAACI/GA2LEN/EDF/WAO guidelines for CSU and participants met the following inclusion criteria were included: 1) the sudden appearance of wheals, angioedema, or both; 2) the occurrence of spontaneous wheals, angioedema, or both for = 6 weeks; 3) suffering from urticaria at least twice a week on average during the previous 6 weeks; 4) aged between 18 to 70 years; 5) antihistamines were not used within 2 weeks before entering the study; 6) steroids hormone and immunosuppressive drugs were not used within 1 month; 7) agreed to participate in this study and signed written informed consent.
Exclusion criteria
Exclusion criteria: Participants meeting any of the following criteria were excluded: 1) urticaria was inducible by physical factors (e.g., cold urticaria, delayed pressure urticaria, solar urticaria, heat urticaria, vibratory angioedema); 2) suffering from neurological diseases, mental disorders, immunodeficiency, bleeding disorders; 3) having any serious disease of the heart, liver, kidney, or other organs; 4) having severe cognitive impairment; 5) pregnant or lactating; 6) involved in other clinical studies at the same time.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Urticaria Activity Score; | — |
Secondary
| Measure | Time frame |
|---|---|
| Dermatology Life Quality Index;Hamilton Depression Scale;Visual Analogue Scale (VAS) score of itching intensity;Hamilton Anxiety Scale; | — |
Countries
China
Contacts
Chengdu University of Traditional Chinese Medicine