Qvar Versus Clenil, a General Practice Research Database Study

CompletedOBSERVATIONAL
Enrollment

56,985

Participants

Timeline

Start Date

January 31, 1991

Primary Completion Date

October 31, 2010

Study Completion Date

October 31, 2010

Conditions
Asthma
Interventions
DRUG

extra fine particle hydrofluoroalkane beclomethasone dipropionate via metered dose inhaler

IPDI cohort intervention = initiation of intervention drug; IPDS cohort intervention = switching from baseline inhaled corticosteroid therapy to intervention drug without a change in baseline inhaled corticosteroid dose; IPDA cohort intervention = increase in baseline inhaled corticosteroid drug as intervention drug

DRUG

standard particle particle hydrofluoroalkane beclomethasone dipropionate via metered dose inhaler

IPDI cohort intervention = initiation of intervention drug; IPDS cohort intervention = switching from baseline inhaled corticosteroid therapy to intervention drug without a change in baseline inhaled corticosteroid dose; IPDA cohort intervention = increase in baseline inhaled corticosteroid drug as intervention drug

Trial Locations (1)

NR10 4FE

Research in Real Life Ltd, Cawston

All Listed Sponsors
collaborator

Teva Branded Pharmaceutical Products R&D, Inc.

INDUSTRY

lead

Research in Real-Life Ltd

NETWORK