A number of uniformed officers carried out patrols in a bid to increase their visibility in drug hot spots.
Exeter City Council's environmental health officers and Julian House's outreach team, were also involved.
Police say they are trying to reduce the number of needles being left on the ground by giving out safer, single use injection needles.
“Disappointment” over North Devon funding settlement
There could be up to a five per cent drop in core spending power
Controversial Exeter road consultation to begin in the New Year
Drivers ‘rat-run’ through hospital to dodge Exeter road closure
Exeter care agency rated 'inadequate' and in special measures
Bosses at Horizon Care insist change
Raw sewage spews into Plymouth suburb estate and woods
Concerns raised for public health and wildlife in Woolwell
Councillor stands under trees to stop chainsaw massacre
Emergency preservation order now in place
Three years jail for charity box thief
And he can't eat in McDonald's for eight years
