EMERGENCY services were called this afternoon (March 28) in response to a suspected food poisoning at HMP Lewes.
Sussex Police, East Sussex Fire and Rescue Service and South East Coast Ambulance Service (Secamb) arrived at the scene with other specialist agencies.
The Ministry of Justice confirmed three prisoners and three civilian staff members have been taken to hospital for treatment, and no one is in a life-threatening condition.
The Ministry of Justice has also confirmed the prison was not in lockdown, and are not expecting any one else requiring hospital treatment.
A prison service spokesman said: “We are working with the emergency services to deal with a suspected food poisoning incident at HMP Lewes.”
They added there is also no evidence, at this time, to substantiate some claims being made about the involvement of drugs.
A prison service spokesman said: “We are working with the emergency services to deal with a suspected food poisoning incident at HMP Lewes.”
A Sussex Police spokesman said: “Sussex Police are assisting the ambulance service following the report of a medical incident at HMP Lewes at around 12.30pm on Thursday, March 28.”
A spokesman for Secamb said: “We have attended an incident at HMP Lewes reported to us at approximately midday today.”
A spokeswoman for the fire service said: “We can confirm the Fire Service are currently working with other agencies and specialist teams to ascertain the cause of the issue.”
The Ministry of Justice has been approached for a comment.

