Riley McLarnon, 19, is accused of holding up a chemist before fleeing with a bag full of medication to a Surfers Paradise Beach on November 29.
There, the teen allegedly ran into the surf before ditching the bag of stolen drugs.
Police allege the 19-year-old, from Upper Coomera, was armed with a homemade weapon when he threatened staff at a Surfers Paradise chemist and demanded medication from behind the counter.
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He has been charged with one count of armed robbery.
He was denied bail today and will front court early next year.
Police are attempting to identify a second accomplice.
