7:10 p.m. update
Barrie police report the missing male has been located safe and in good health. "Thank you for the assistance," say police.
Original story 6:20 p.m.
Barrie Police Service is asking the public for assistance to locate a missing man 74-year-old-man who requires medication and may be confused.
Arthur Skuikis is described as male, Caucasion, 5'10" and medium build.
He has short grey hair and scruff, say police via Twitter.
Skuikis was last seen in the east end of Barrie around the area of Jeffery and Grove Street East between 3 and 3:30 p.m.
Police say he walks slowly, was wearing slippers and a black winter jacket.