Justin Bieber told officers after his arrest that "he did take a prescription medication and that he had been smoking marijuana and that he did consume a beer," Miami Beach Chief of Police Raymond A Martinez said.
The 19-year-old was arrested after police saw two cars racing at 4.09am local time on Thursday at a speed that Martinez said officers estimated was "anywhere up to 55 to 60 miles an hour".
Arresting officers said the Boyfriend singer swore at officers and had "bloodshot eyes" and the smell alcohol on his breath.
More top news
Theresa May was briefed on the Trident missile test which reportedly went wrong in June, it emerged this morning.
Christian Burgess joined an Under 12s side for training after Pompey's League Two game against Crawley Town was called off on Saturday.
Trump’s analysis of America’s economic troubles is flawed - ignoring the financial crisis and blaming China and Mexico for job losses.