Before you buy these Prescription pills or medications you should read the following brief description as well as the full description of this medicine that we have provided with the link above and to the right Ortho TriCyclen Lo is a "triphasic" birth control pill. A triphasic birth control pill delivers a constant level of estrogen and three different levels of progestin throughout your cycle. Use the "buy now" button in order to purchase the Ortho TriCyclen Lo prescription medication for birth control from the online pharmacy. Phasing the progestin over the course of your cycle helps ensure that you receive the minimal amount of hormone needed to prevent you from getting pregnant. In order to be safe, you should read all of the Ortho TriCyclen Lo information before you buy these pills for birth control.