Evra is a transdermal patch medication containing norelgestromin and ethinylestradiol manufactured by Janssen. Each patch delivers 203 micrograms of norelgestromin and 34 micrograms of ethinylestradiol over 24 hours through the skin. The package contains 3 patches for transdermal administration. This is a prescription medication that requires proper medical consultation before use. The patches are designed to be worn on the skin and provide continuous hormone delivery over a 24-hour period. Each package contains 3 transdermal patches that should be used according to the prescribed schedule and medical guidance. As with all prescription medications, this should only be used under the supervision of a healthcare provider.