Delayed recovery from naturally infected upper respiratory tract infections by loxoprofen: a randomized controlled trial

ISRCTN ISRCTN71443934
DOI https://doi.org/10.1186/ISRCTN71443934
Protocol serial number N/A
Sponsor Kyoto University (Japan)
Funders Suzuken Memorial Foundation (2002), Uehara Memorial Foundation (2003), Grant for Frontier Medicine from the Ministry of Education, Culture, Sports, Science and Technology, Japan (2002-2004)
Submission date
20/12/2005
Registration date
17/01/2006
Last edited
25/09/2009
Recruitment status
No longer recruiting
Overall study status
Completed
Condition category
Respiratory
Prospectively registered
Protocol
Statistical analysis plan
Results
Individual participant data

Plain English summary of protocol

Not provided at time of registration

Contact information

Prof Takashi Kawamura
Scientific

Yoshida-Honmachi
Sakyo-ku
Kyoto
606-8501
Japan

Phone +81 75 753 2411
Email kawax@kuhp.kyoto-u.ac.jp

Study information

Primary study designInterventional
Study designRandomised double-blind placebo-controlled study
Secondary study designRandomised controlled trial
Scientific title
Study acronymThe Great Cold Study 2
Study objectivesLoxoprofen, one of the Non-Steroidal Anti-Inflammatory Drugs (NSAIDs), prolongs the recovery process of naturally-infected upper respiratory tract infections
Ethics approval(s)The Ethical Committee of Kyoto University Faculty of Medicine (No. 404, October 29, 2002)
Health condition(s) or problem(s) studiedUpper Respiratory Tract Infection (URTI)
InterventionPatients in the intervention group take loxoprofen sodium (60 mg/tablet) and those in the control group take a placebo similar to active loxoprofen
Intervention typeDrug
PhaseNot Specified
Drug / device / biological / vaccine name(s)Loxoprofen sodium
Primary outcome measure(s)

The interval, in days, from the onset of any URTI symptom to the disappearance of all URTI symptoms

Key secondary outcome measure(s)

Severity of the URTI symptoms

Completion date31/03/2004

Eligibility

Participant type(s)Patient
Age groupAdult
Lower age limit18 Years
SexAll
Target sample size at registration170
Key inclusion criteriaPatients aged 18 through to 65 years who exhibit symptoms or signs in both the nose and pharynx and have visited physicians within 48 hours after symptom onset
Key exclusion criteria1. Patients who were clinically supposed to suffer from influenza, pneumonia of any cause, β-streptococcus tonsillitis, and other bacterial infections

2. Patients with serious or confusing underlying diseases including: bronchial asthma, peptic ulcer, diabetes mellitus, and allergic rhinitis

3. Immunocompromized or pregnant persons

4. Patients who were currently using antibiotics, systemic corticosteroids, immunosuppressants or anticoagulants

5. Patients who had taken NSAIDs or Chinese herbal medicines as cold remedies within 12 hours
Date of first enrolment01/12/2002
Date of final enrolment31/03/2004

Locations

Countries of recruitment

  • Japan

Study participating centre

Yoshida-Honmachi
Kyoto
606-8501
Japan

Results and Publications

Individual participant data (IPD) Intention to shareNo
IPD sharing plan summaryNot provided at time of registration
IPD sharing plan

Study outputs

Output type Details Date created Date added Peer reviewed? Patient-facing?
Results article results 01/04/2007 Yes No