To ask the Secretary of State for Health what assessment he has made of the need for the provision of ambulatory oxygen for domiciliary use; and what plans he has to make conserving devices available on prescription for domiciliary oxygen users. 
I refer my hon. Friend to the reply given to the hon. Member for South Swindon (Ms Drown) on 10 June 2003. Official Report, columns 1071–72W by the then Parliamentary Under-Secretary of State (Mr. Lammy).