Evra Transdermal Patches

EVRA 203 micrograms/24 hours + 33.9 micrograms/24 hours transdermal patch,The contraceptive patch (Evra) is a small sticky patch similar to a square sticking plaster. When used correctly, the patch is more than 99% effective at preventing pregnancy. In real world use, at least 8 in 100 people a year become pregnant because they forget to change the patch (92% effective)