Drug
Ethynodiol Diac-Eth Estradiol
Common brand names:
Demulen 1/35, Demulen 1/50, Zovia 1/35, Zovia 1/50Summary of Interactions with Vitamins, Herbs, & Foods
Negative Interactions
1- Potential Negative Interaction
Ethinyl Estradiol
Zinc
This interaction is based on this drug belonging to a drug class. While this drug may differ from the text and references below, drugs within this class work in a similar way and this interaction is applicable to drugs within the same class.
In a group of 37 postmenopausal women treated with conjugated estrogens and medroxyprogesterone for 12 months, urinary zinc and magnesium loss was reduced in those women who began the study with signs of osteoporosis and elevated zinc and magnesium excretion. The clinical significance of this interaction remains unclear.
ZincEthinyl Estradiol- Herzberg M, Lusky A, Blonder J, Frenkel. The effect of estrogen replacement therapy on zinc in serum and urine. Obstet Gynecol 1996;87:1035-40.
Supportive Interactions
1- Replenish Depleted Nutrients
Ethynodiol-Ethinyl Estradiol
Manganese
This interaction is based on this drug belonging to a drug class. While this drug may differ from the text and references below, drugs within this class work in a similar way and this interaction is applicable to drugs within the same class.
Oral contraceptives may interfere with manganese absorption. The clinical importance of these actions remains unclear.
ManganeseEthynodiol-Ethinyl Estradiol- Holt GA. Food & Drug Interaction. Chicago: Precept Press, 1998, 197.
Explanation Required
1- Needs Explanation
Ethynodiol-Ethinyl Estradiol
Vitamin A
This interaction is based on this drug belonging to a drug class. While this drug may differ from the text and references below, drugs within this class work in a similar way and this interaction is applicable to drugs within the same class.
A review of literature suggests that women who use oral contraceptives may experience decreased vitamin B1, B2, B3, B12, C, and zinc levels. Oral contraceptive use has been associated with increased absorption of calcium and copper and with increased blood levels of copper and vitamin A. Oral contraceptives may interfere with manganese absorption. The clinical importance of these actions remains unclear.
Vitamin AEthynodiol-Ethinyl Estradiol- Werbach MR. Foundations of Nutritional Medicine. Tarzana, CA: Third Line Press, 1997, 210-1 [review].
- Wynn V. Vitamins and oral contraceptive use. Lancet 1975;1:561-4.
- Holt GA. Food & Drug Interaction. Chicago: Precept Press, 1998, 197-8.
- Berg G, Kohlmeier L, Brenner H. Effect of oral contraceptive progestins on serum copper concentration. Eur J Clin Nutr 1998;52:711-5.
- Holt GA. Food & Drug Interaction. Chicago: Precept Press, 1998, 197.