Drugs were found when police raided the All Nations Club in Chase Lane, Gloucester, last night.
A search of the premises and surrounding area was carried out and a quantity of drugs and associated paraphernalia was found.
Superintendent Emma Ackland, who led the operation said she was pleased with the result.
"This operation was a success. The warrant was carried out in relation to drug dealing and evidence relating to this was recovered. I would personally like to thank the members of the club and the local community for their cooperation. We will continue to respond to this in a robust manner and if anyone would like to talk to our officers, please call us on 101 or you can call Crimestoppers anonymously on 0800 555 111."