All are true regarding selective estrogen receptor down (SERD) Fulvestrant exept
Used for treatment of advanced breast cancer
Is a selective estrogen antagonist
Is slower, sho acting and less safer than SERMS
Administered as once month i.m. dose
Fulvestrant is more efficient than tamoxifen,used in the treatment of metastatic ER positive breast cancer. It is a selective estrogen antagonist and is administered as 250mg monthly i.m Injections. (Ref.Essentials of medical pharmacology TD Tripathi 7th edition page no 313)
Endocrinology