Effect of Pranlukast on allergic symptoms and nasal Nitric oxide levels in patients with Japanese cedar pollinosis

Effect of Pranlukast on allergic symptoms and nasal Nitric oxide levels in patients with Japanese cedar pollinosis - PRAN study

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000004585

Enrollment

Registered

2010-11-28

Start date

2010-11-01

Completion date

Unknown

Last updated

2026-06-29

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

Conditions

Patients with Japanese cedar pollinosis

Interventions

pranlukast placebo

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Patients with Japanese cedar pollinosis

Exclusion criteria

Exclusion criteria: Patients with respiratory diseases such as asthma. Patients with past history of anaphylaxis. Patients with hypersensitivity to pranlukast. Pregnant woman or breast-feeding woman.

Design outcomes

Primary

Measure	Time frame
nasal NO levels, symptoms score, volume of nasal secretion, number of seezing	—

Countries

Japan

Contacts

Public ContactToshio Katsunuma

PRAN study group PRAN study office

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026