Cough variant asthma
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1)According to the CVA diagnostic criteria 2)The first diagnosis was CVA and the cough symptom score was = 6 3)Age 18-65 4)Sign informed consent and be willing to accept corresponding treatment and follow-up
Exclusion criteria
Exclusion criteria: 1)Those who had previously diagnosed CVA and received systematic treatment or who received systematic anti asthma drug treatment or traditional Chinese medicine treatment for cough and asthma within 4 weeks before the study were included 2)Patients with severe primary diseases such as circulatory system respiratory system digestive system urinary system endocrine system and hematopoietic system patients with tumors and patients with severe infection water electrolyte and acid-base balance disorders. 3)Patients allergic to the drugs used in this study 4)Those who are participating in other drug clinical trials or have participated in other clinical trials within 3 months 5)Patients forbidden or cautious in the manual of Zhichuanling oral liquid: Patients with glaucoma pregnant women patients with severe hypertension coronary heart disease prostate hypertrophy urinary retention and athletes 6)People who are forbidden or cautious in the instructions of salmeterol fluticasone inhalation: those who have a history of allergy to any component or excipient in this product such as excipient milk protein and those who are allergic to milk;
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Daytime cough clinical symptom score; | — |
Secondary
| Measure | Time frame |
|---|---|
| Recurrence rate of symptoms after drug withdrawal;Daytime cough symptom score after withdrawal;Quality of life score;Daytime cough clinical symptom score;Changes in airway responsiveness;Changes of immunological indicators; | — |
Countries
China
Contacts
Guangdong Provincial Hospital of Chinese Medicine