Evra Transdermal Patches are prescription hormone patches containing norelgestromin and ethinylestradiol. Each patch delivers 203 micrograms of norelgestromin and 34 micrograms of ethinylestradiol over 24 hours. The package contains 3 patches manufactured by Janssen for transdermal administration. This is a prescription-only medication that must be used under proper medical supervision. The patches are designed to be worn on the skin and provide continuous hormone delivery over a 24-hour period. Each patch should be applied according to the prescribing physician's instructions and product guidelines. As with all prescription medications, this product requires proper medical consultation before use.