It was spotted on the A90 towards the Forth Road Bridge.
£15,000 Of Heroin Seized At Perth Prison
Police have recovered £15,000 of drugs at a prison.
An intelligence-led inquiry, a joint operation with the Scottish Prison Service, recovered a ''significant quantity'' of heroin at HMP Perth.
The drugs were recovered on Thursday and are said to have an illicit value of around £15,000.
A 26-year-old man will be reported to the procurator fiscal following the seizure.
Police Scotland Sergeant Dave Rice said: ''We will continue to take action to tackle drug-related criminality and work with partner agencies to reduce harm in our communities.''
HMP Perth is a male-only prison which houses offenders from Perth and the surrounding areas.
A spokeswoman for the Scottish Prison Service said: ''We work closely with Police Scotland to prevent any contraband in prisons. We cannot comment on individuals concerned.''
Jim McCafferty used to work at Celtic, Hibs and Falkirk.
Michelle Thomson says her attacker was known to her.
A woman who has been charged with driving six times over the legal drink-drive limit had two children in her car, police have said.
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