Days after his 18-month ban for cocaine ended, the 40-year-old said he has left cycling and bought a coffee shop in Italy.
The UCI says Luca Paolini was taking cocaine last year for recreational use, not to gain a competitive advantage.
Andrew Hood takes a look at what's worth remembering, and forgetting, at the Tour through the opening nine stages
Luca Paolini, winner of 2015 Gent-Wevelgem, tests positive for cocaine at Tour de France and is kicked out of race by Katusha team
Can Alexander Kristoff pull off the Flanders-Roubaix double, or will someone else emerge from the dusty cobbles as Sunday's winner?
Russian outfit is brimming with confidence after Paolini's win at Gent-Wevelgem, and Kristoff's pair of wins at De Panne this week
A wind-lashed day in Flanders sees 160 riders abandon. Some question the safety of the conditions, but others celebrate the epic challenge