Estradiol butyrylacetate


Estradiol butyrylacetate, sold under the brand names Follikosid and Klimanosid-R Depot, is an estrogen medication which is no longer marketed. It is an estrogen ester, specifically, an ester of estradiol. It is administered by intramuscular injection and a single 10 mg dose has been said to have a duration of action of 2 to 3 weeks. The excretion of EBA in women has been studied.