In a statement the Oxford Health NHS Foundation Trust said adults could be referred to a communitymentalhealthteam for an assessment to get their appropriate treatment.
Mr Davies had been an in-patient at the mentalhealth unit in West Wales General Hospital and also under the care of the local CommunityMentalHealthTeam since October 2002.
The older people's psychiatric liaison team was also said to be working well with medical staff and communitymentalhealth teams to enhance continuity of care.