Five men have been arrested following a police operation in Somerset targeting suppliers of the drug ketamine.
Ketamine is a strong painkiller
Officers with a warrant searched a pub in Crewkerne after concerns that young people were being found incapacitated by the drug.
Four men, aged 44, 26, 25 and 22, were arrested on suspicion of possession of controlled drugs. They were given police bail pending further inquiries.
A 32-year-old man was also arrested on suspicion of a public order offence.
He was issued a fixed penalty notice.
Ketamine, a class C drug, is a strong painkiller used in operations on people and animals.