An arrest has been made in connection with the death of a 70-year-old care home resident.
The man lived at Wheatridge Court in Abbeydale, Gloucester and died on 8 September at the Gloucestershire Royal Hospital.
A Gloucestershire Police spokesperson said: "An arrest was made on Friday September 10 in relation to medication given prior to the man's death."
The person has been released on conditional bail until 7 October.
Police added that the investigation was being led by the force's Public Protection Unit and has not released further details of the arrested person.