Flugestone acetate (FGA), sold under the brand name Cronolone among others, is a progestin medication which is used in veterinary medicine.

[1][2][3][4][5][6] FGA is used as an intravaginal sponge preparation to synchronize estrus in ewes and goats.

[1][3][2][9] Flugestone is the BANTooltip British Approved Name and DCITTooltip Denominazione Comune Italiana of the unesterified free alcohol form.

[1][3][2][9] FGA is or has been marketed under the brand names Chronogest, Chrono-Gest, Crono-Gest, Cronolone, Gyncro-Mate, Ova-Gest, Ovakron, Synchro-Mate, Syncro Part, and Syncropart.

[1][3][2][9] FGA is marketed for veterinary use in Australia, France, Ireland, Israel, Italy, the Netherlands, South Africa, and the United Kingdom.