Shock at Royal Lancaster Infirmary as Derek Macdonald, 35, dies after being restrained by prison...
Published: 1:11 pm December 22, 2025
Updated: 5:31 pm February 15, 2026
Prisoner Dies After Restraint at Royal Lancaster Infirmary – No Further Action for Officer

Shock at Royal Lancaster Infirmary as Derek Macdonald, 35, dies after being restrained by prison officers and police. Lancashire Police have now closed their investigation with no charges to be brought.

What Happened?

On 25th January, officers were called to the Royal Lancaster Infirmary at 5.13pm to assist prison staff guarding Derek Macdonald, who became unwell and agitated. Police arrived shortly after and helped restrain him.

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Within minutes, Mr Macdonald’s condition worsened. By 5.27pm, he stopped breathing and lost consciousness. CPR was administered, but sadly, he was declared dead at 6.30pm.

Investigation Outcome

Initially, a prison officer in his 30s was arrested on suspicion of manslaughter on 31st January but was released under investigation. Following a thorough inquiry, police have decided no further action will be taken.

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