Estimate, the 2013 Ascot Gold Cup winner, is among a field of 10 declared for the Artemis Goodwood Cup on Thursday.
The mare has been at the centre of the morphine controversy as she failed a drugs test, believed to be down to contaminated feed, after finishing second in the Gold Cup last month.
However, the Michael Stoute-trained five-year-old is allowed to race.
Last year's winner Brown Panther will bid for a repeat after connections decided not to take the Tom Dascombe-trained six-year-old to Ascot for the King George VI And Queen Elizabeth II Stakes at the weekend.
Ahzeemah, runner-up last year, is in the mix again, while owners Godolphin and trainer Saeed bin Suroor also have Princess of Wales's Stakes victor Cavalryman and Excellent Result declared for the two-mile Group Two.
Northumberland Plate scorer Angel Gabrial goes for Pattern-race success while Brass Ring, Forgotten Voice, Whiplash Willie and Moment In Time make up the runners.
There is no Irish representation after Aidan O'Brien withdrew Eye Of The Storm at the 48-hour final declaration stage.