Ortho Micronor is a mono therapy birth control pill. Micronor is a progesterone pill prescribed for the nursing mothers and patients with endometriosis. People taking this pill along with breastfeeding will not have period until stop breastfeeding and taking pills (There’s no scientific reason you need to have a period every month). That is a normal result for breastfeeding/pill combo. Also patients can loss hair. Ortho Micronor can relieve symptoms of endometriosis like having heavy bleeding or debilitating cramps.