Formulation*Minimum effective dosageCost
Conjugated estrogen0.625 mg$15
Premarin (0.3, 0.625, 0.9, 1.25, 2.5)
Micronized estradiol1.0 mg14
Estrace (0.5, 1.0, 2.0)
Esterified estrogen0.625 mg
Estratab (0.3, 0.625, 2.5)14
Menest (0.3, 0.625, 1.25, 2.5)6
Estropipate1.25 mg
Ogen (0.625, 1.25, 2.5)27
Ortho-Est (0.625, 1.25)22
Transdermal estradiol0.05 mg
Alora (0.05, 0.075, 0.1)19
Climara (0.05, 0.1)23
Estraderm (0.05, 0.1)22
Fempatch (0.025)25
Vivelle (0.0375, 0.05, 0.75, 0.1)23
Combination preparations
Combipatch0.05 mg estradiol/0.14 mg norethindrone30
Estratest1.25 mg esterified estrogen/2.5 mg methyltestosterone31
Estratest HS0.625 mg esterified estrogen/1.25 mg methyltestosterone25
Premphase0.625 mg conjugated estrogen (14 tablets) and 0.625 mg conjugated estrogen/5 mg medroxyprogesterone acetate (14 tablets in sequence)20
Prempro0.625 mg conjugated estrogen/2.5 mg or 5.0 mg medroxyprogesterone acetate22 each
Vaginal preparations
Micronized estradiol cream (Estrace)0.01 % or 0.1 mg per g (42.5 g/tube)36§
Estropipate cream (Ogen)1.5 mg per g (42.5 g/tube)48§
Conjugated estrogen cream (Premarin)0.625 mg per g (42.5 g/tube)42
Dienestrol cream (Ortho)0.01 % or 0.1 mg per g (78 g/tube)30§
Estradiol vaginal ring (Estring)7.5 μg per 24 hours every 90 days69