The effect of anti-influenza drugs on household transmission in Japanese patients with influenza A and B infection: A prospective, observational study

The effect of anti-influenza drugs on household transmission in Japanese patients with influenza A and B infection: A prospective, observational study - The effect of anti-influenza drugs on household transmission in Japanese patients with influenza A and B infection

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000039089

Enrollment

1300

Registered

2020-01-09

Start date

2019-01-26

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 of any age who are diagnosed with influenza A (subtypes A/H1pdm or A/H3) or B using rapid influenza diagnostic tests (RIDTs) were eligible for inclusion

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Patients of any age who were diagnosed with influenza A (subtypes A/H1pdm or A/H3) or B using RIDTs

Exclusion criteria

Exclusion criteria: Not applicable

Design outcomes

Primary

Measure	Time frame
Daily secondary infection rate	—

Secondary

Measure	Time frame
Rate of household members with secondary infections Proportion of households with secondary infections Time to return to normal body temperature (no relapse at least 12hrs continuously) Time to return to normal body temperature (no relapse at least 72hrs continuously) Relapse of fever Time to alleviation of symptoms (6symptoms) Exploratory analysis of new symptomatic index Safety	—

Countries

Japan

Contacts

Public ContactNobuo Hirotsu

Hirotsu Clinic Internal Medicine, Pediatrics

non@hirotsu.ptu.jp044-822-1933

Outcome results