"What are the sources of widely used estrogen?"

Is a question, I am frequently asked, most women are unaware that estrogens are derived by animals or plants. So, here's the list I used with my patients:

Is a question, I am frequently asked, most women are unaware that estrogens are derived by animals or plants. So, here's the list I used with my patients:

Drug NameRouteYrs. FDA ApprovedforStrength
Alora®Transdermal1Menopausal syndrome0.05 mg 0.075 mg 0.1mg
Climara®Transdermal1Menopausal syndrome0.05 mg 0.75 mg .1 mg
Estrace®Oral Vaginal20 10Menopausal syndrome, Osteoporosis and Vaginal atrophy0.5 mg 1.0 mg 2.0 mg 0.1% cream
Estroderm®Transdermal10Menopausal syndrome Osteoporosis0.05 mg 0.1 mg
Estratab®Oral20Menopausal Syndrome Osteoporosis0.3 mg 0.625 mg 1.25 mg 2.5mg
Estring®Vaginal Ring1Vaginal Atrophy5-10mg
FemPatch®Transdermal1Menopausal syndrome0.05 mg 0.1 mg
Menest®Oral20Menopausal syndrome0.3 mg 0.625 mg 1.25 mg 2.5 mg
Ogen®Oral40Menopausal Syndrome Osteoporosis0.625mg 1.25 mg.
Ortho-est®Oral2Menopausal Syndrome0.625 mg 1.25 mg
Vivelle®Transdermal1Menopausal Syndrome0.037 0.050 .75 0.1mg

ANIMAL BASED ESTROGEN

Drug NameRouteYrs. FDA ApprovedforStrength
Premarin®Oral50Menopausal syndrome, Osteoporosis0.3 mg 0.625 mg 0.9 mg 1.25 mg 2.5 mg

ESTROGEN/PROGESTERONE COMBINATIONS

Drug NameRouteYrs. FDA ApprovedforStrength
CombiPatch®Transdermal1Menopausal Syndrome0.05 mg estradiol 0.14 mg norethindrone
Prempro®Oral5Menopausal Syndrome, Osteoporosis0.625 mg premarin 2.5 mg cycrin continous
Premphase®Oral5Menopausal Syndrome, Osteoporosis0.625 mg premarin 5 mg cycrin sequential

ESTROGEN/ANDROGEN COMBINATIONS

Drug NameRouteYrs. FDA ApprovedforStrength
Estratest®Oral5Menopausal Syndrome, Osteoporosis1.25/2.5 mg
Estratest HS®Oral5Menopausal Syndrome, Osteoporosis0.625/1.25 mg

References:

OBGYN.net © 1999 Judith A. Norris, Ob-Gyn, RNP, OBGYN.net Editorial Advisor