They will be referred to the Youth Offending Panel.
Four youths aged between 14 and 17 were found in possession of drugs at the lights switch-on on Friday evening.
Hinckley officers posted about the patrols on their Facebook page.
Leicestershire Police confirmed that 'two were found in possession of cocaine, one in possession of cannabis and one in possession of mephedrone. They will be referred to the Youth Offending Panel'.
12 people were stopped and searched by officers in Hinckley.
Two adults were also found in possession of cocaine and dealt with by way of a community resolution.
They are not to enter Hinckley town centre between 7 pm and 6 am on Fridays and Saturdays for six weeks.
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