The purpose of this study is to investigate whether buffered hypertonic saline (BHS) is superior to normal saline (NSS) for improving mucociliary function and relief nasal symptoms in children with allergic rhinitis.
1. BHS is superior to NSS for improving mucociliary function that by measure saccharine clearance time(SCT)at 10 minute after nasal irrigation compare to baseline. 2. BHS is superior to NSS for clinical effectiveness at short period and 1 month follow up * at short period: compare the following results at baseline and 10 minute after nasal irrigation 1. total nasal symptom score(TNSS) 2. satisfaction to nasal irrigation 3. side effect * at 2 and 4 weeks follow up : compare the following results at baseline and 10 minute after nasal irrigation 1. quality of life(by specific questionnaire for Thai allergic rhinoconjunctivitis patient) 2. medication use to relieve AR symptom(from diary record) 3. compliance for nasal irrigation (from diary record) 4. side effect (from diary record) 5. overall satisfaction to nasal irrigation
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
QUADRUPLE
Enrollment
81
nasal irrigation twice daily for 4 weeks period
nasal irrigation twice daily for 4 weeks period
Araya Satdabudha
Klong Luang, Pratumthanee, Thailand
The change from baseline in SCT at 10 minute after nasal irrigation of BHS and NSS
SCT method : subjects seated with their head upright. A rhinoprobe was used to place a small piece of saccharine on the medial aspect of the inferior turbinate approximately 1 cm, posterior to the nasal vestibule. The SCT was recorded as the subject's first perception of a sweet taste.
Time frame: baseline, 10 minute after nasal irrigaiton
The effect of BHS and NSS on clinical effectiveness
evaluate total nasal symptom score, side effect, satisfaction for nasal irrigation, quality of life at 1st visit, 2nd week and 4 week follow up
Time frame: 1st visit, 2nd week and 4 week follow up
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