DrugDosingDuration
Progestogen challenge test
Medroxyprogesterone acetate (Provera)10 mg orally once per daySeven to 10 days
Norethindrone (Aygestin)5 mg orally once per daySeven to 10 days
Progesterone200 mg parenterally once per daySingle dose
Progesterone micronized400 mg orally once per daySeven to 10 days
Progesterone micronized gel (4 or 8%)Intravaginally every other daySix applications
Estrogen/progestogen challenge test
Conjugated equine estrogen (Premarin)1.25 mg orally once per day21 days
or
Estradiol (Estrace)2 mg orally once per day21 days
followed by
Progestational agentAs noted aboveAs noted above