Viatris Inc announced that FDA approved Gwyn Lo (norelgestromin and ethinyl estradiol transdermal system), a new combined hormonal contraceptive patch with low-dose estrogen. The patch demonstrated contraceptive efficacy for women of childbearing potential with a body mass index below 30 kg/m² who are appropriate candidates for combined hormonal contraception.1 The Gwyn Lo dosage is norelgestromin 220 mcg/day and ethinyl estradiol 20 mcg/day. This includes demonstrated efficacy in women with a BMI of 25 to less than 30 kg/m², with no BMI-based limitation of use in this population." What is Gwyn Lo? Viatris expects Gwyn Lo to be commercially available later this year and will provide additional information during its upcoming financial results call..Sources