Police were called to a busy Wetherspoons pub in a Fenland town last night.
Officers arrived at The Hippodrome in Dartford Road just after 8pm.
They attended after receiving reports of a medical emergency.
While at the scene, police also assisted ambulance crews.
A spokesperson for Cambridgeshire Constabulary said: "We were called at just after 8pm to reports of a medical emergency at the pub in Dartford Road, March.
"Officers attended and assisted paramedics while treating a person."
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