The 45-year-old, of Blossom Court, Blackpool, was pulled over by police who saw him driving erratically on Layton Road.
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He was breath tested and found to be almost three times the drink drive limit.
Trotter pleaded guilty to drink driving at Blackpool Magistrates Court.
He was banned from the road for two years and must pay £329 in fines and costs.
Michael Woosnam, defending, said: “My client had been drinking vodka and foolishly went to buy cigarettes.”