Status:
SUSPENDED
Bronchial Dilation Test in Wheezy Infants
Lead Sponsor:
Guangzhou Institute of Respiratory Disease
Collaborating Sponsors:
Firestone Institute for Respiratory Health
Conditions:
Asthma
Eligibility:
All Genders
5-36 years
Brief Summary
The purpose of the study is to establish the methodology of bronchial dilation test by salbutamol MDI with Spacer in wheezy infants with asthma and to evaluate the effects of atopy on the exacerbation...
Detailed Description
After screening,each participant undergo baseline pulmonary function test(Jaeger Master Screen Baby Body, Germany)and post-bronchodilator measurements that performed 10min after 200ug of salbutamol ad...
Eligibility Criteria
Inclusion
- normal term infants.Recurrent wheezing with or without atopy,none of the subjects had a history of respiratory illness, congenital heart disease,dysphagia,oxygen saturation≤90% on room air,an active seizure disorder,or upper airway obstruction,or requirement for assisted ventilation in the neonatal periods,all infants were asymptomatic for at least 2 weeks preceding the test.
Exclusion
- subjects had a history of respiratory illness, congenital heart disease,dysphagia,oxygen saturation≤90% on room air,an active seizure disorder,or upper airway obstruction,;all infants were asymptomatic for at least 2 weeks preceding the test.
Key Trial Info
Start Date :
July 1 2018
Trial Type :
OBSERVATIONAL
Allocation :
ESTIMATED
End Date :
December 1 2019
Estimated Enrollment :
90 Patients enrolled
Trial Details
Trial ID
NCT03467776
Start Date
July 1 2018
End Date
December 1 2019
Last Update
March 16 2018
Active Locations (1)
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1
State Key Laboratory of Respiratory Disease;China Clinical Research Center of Respiratory Disease;First Affiliated Hospital of Guangzhou Medical University
Guangzhou, Guangdong, China, 510120