Ortho Tri-Cyclen Lo Dosage The Ortho Tri-Cyclen Lo dose is a white, light blue, or dark blue active tablet that is taken daily from day 1 to day 21 of the menstrual cycle, counting the first day of menstrual flow as Day 1 followed by a dark green reminder tablet every day for 7 days. Ortho Tricyclen Lo is a prescription medication used as birth control to prevent pregnancy. Ortho Tricyclen Lo can be used alone or with other medicines. Ortho Tri-Cyclen Lo is a prescription birth control medication used to prevent pregnancy.
It can also be used to treat moderate acne in women at least 15 years old who have started having menstrual periods. It contains two hormones, norgestimate and ethinyl estradiol, which belong to a group of drugs called hormonal contraceptives. These hormones prevent pregnancy by stopping ovulation and altering cervical mucus and the lining of the uterus.