| Hormone replacement Sarasota, Florida Robert Carlson, MD, FACS | |
| Hormone replacement Davis, California Michael Goodman, MD | |
| Hormone replacement Altamonte Springs, Florida Thomas Fiala, MD | |
| Hormone replacement Miami, Florida Susana Leal-Khouri, MD | |
| Hormone replacement Columbus, Ohio Milroy Samuel, MD |

Ortho Evra, an alternative to birth control pills, is a one-and-three-quarter inch square patch consisting of three layers. The hormones are embedded in the adhesive layer and are slowly released when the patch is applied to the skin.
Women who choose to use the product should apply it to the lower abdomen, buttocks or upper body but not to the breasts. Each patch should be worn continuously for one week and should then be replaced with a new patch on the same day of the week for a total of three weeks of patch wear.
The fourth week, which is patch-free, allows a woman to have her menstrual period - similar to the regimen for birth control pills.
Like birth control pills, Ortho Evra is effective for prevention of pregnancy when used as directed. The risks of using this product are similar to the risks of using birth control pills including an increased risk of blood clots, heart attack, and stroke. The labeling also carries the warning that cigarette smoking increases the risk of serious cardiovascular side effects from use of combination hormonal contraceptives.
Three clinical trials conducted worldwide involved 4578 women of whom 3319 used Ortho Evra. The other women in the trials used birth control pills. The trials demonstrated that women using Ortho Evra were able to adhere to the once a week dosing regimen as an alternative to a daily dose of birth control pills .
In clinical trials, the product appeared to be less effective in women weighing more than 198 pounds. About five percent of women had at least one patch that did not stay attached to their skin. About two percent of women in the studies withdrew from the clinical trial due to skin RW Johnson based in New Jersey will manufacture and market Ortho Evra. The company will sell the product in packages of three patches for the monthly cycle of use. Packages of a single replacement patch are also available for use if a patch comes off before it is due to be changed.
irritation from the patch.
Related Subjects and Keywords: contraceptive skin patch pregnancy
Dissatisfied with our Health Articles? Have a health article suggestion?
Tell us how we can improve.