A man was taken to hospital with "lacerations" following an alleged assault involving a meat cleaver at a Ribbleton takeaway, say police.
The incident which happened at the Tung Lok Chinese takeaway on Miller Road at around 10pm on June 26.
The 45-year-old is not thought to be in a life threatening condition.
A spokesman for the police said: " We received an allegation of an assault against a 45-year-old man on Monday evening.
"The man was taken to Royal Preston Hospital suffering from lacerations."
A 50-year-old man has been arrested on suspicion of assault - section 18 GBH.