Head-to-head comparisons of medication uses, side effects, warnings, and more.
Xulane (norelgestromin / ethinyl estradiol) is a birth control patch that contains both estrogen and progesterone hormones. It works well to prevent pregnancy if you follow the instructions by applying a new patch once a week. Xulane (norelgestromin / ethinyl estradiol) is available for most people who can get pregnant, but it might not work as well for those who weigh more than 198 pounds or have a body mass index or BMI of 30 kg/m² or higher. The best places to apply the patch are the upper outer arm, stomach, buttock, or back. Common side effects include breast discomfort, headache, or application site reactions (such as rash or skin irritation).
Zafemy (norelgestromin / ethinyl estradiol) is a birth control patch you apply to your skin once a week. It contains two hormones (estrogen and progesterone) that work together to prevent pregnancy. If you use it perfectly, it's 99% effective. You can place the patch on your upper arm, stomach, buttock, or back. But if you weigh more than 198 pounds or have a body mass index or BMI of 30 kg/m² or higher, it might not work as well. Some people might experience side effects like sore breasts, headaches, or a rash at the application site.
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