The comparison of nasal irrigation outcome between 3% NaCl and 0.9% NaCl in adult allergic rhinitis: a randomized double-blind study

Status

Active, not recruiting

Phases

Phase 3

Study type

Interventional

Source

TCTR

Registry ID

TCTR20200430003

Enrollment

Unknown

Registered

2020-04-30

Start date

2018-07-01

Completion date

Unknown

Last updated

2026-08-03

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

adult allergic rhinitis nasal irrigation 3%NaCl 0.9%NaCl hypertonic saline allergic rhinitis

Interventions

local nasal irrigation solution,local nasal irrigation solution

Active Comparator Other,Active Comparator Other

3% NaCl nasal irrigation,0.9% NaCl irrigation

Eligibility

Sex/Gender

All

Age

16 Years to 79 Years

Inclusion criteria

Inclusion criteria: 1.adult age >15 year old 2.allergic rhinitis patients who were diagnosed according to ARIA guideline 3.active nasal symptoms more than a week

Exclusion criteria

Exclusion criteria: 1.present with symptoms of bacteria infection 2.evidence of nasal anatomical variation or neoplasm 3.evidence of chronic disease 4.history of smoking 5.history of sinonasal surgery 6.history of nasal irrigation or topical nasal steroid spray within 1 month before study

Design outcomes

Primary

Measure	Time frame
nasal congestion 1 week and 2 weeks after intervention nasal congestion visual analogue scale,peak nasal expiratory flow rate	—

Secondary

Measure	Time frame
rhinorrhea 1 week and 2 weeks after intervention rhinorrhea visual analogue scale	—

Countries

Thailand

Contacts

Public Contactkedsaraporn yata

Phayao hosptal

katekoy_ent@hotmail.com0810280856

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Aug 9, 2026

The comparison of nasal irrigation outcome between 3% NaCl and 0.9% NaCl in adult allergic rhinitis: a randomized double&#45;blind study