Biochemistry is the study of the chemical substances and vital processes occurring in living organisms. Biochemists focus heavily on the role, function, and structure of biomolecules. The study of the chemistry behind biological processes and the synthesis of biologically active molecules are examples of biochemistry.
Mifepristone (or RU-486) is a synthetic, steroidal antiprogestogen and antiglucocorticoid pharmaceutical drug.ifepristone is sold in the United States by Danco Laboratories as Mifeprex and is U.S. Food and Drug Administration-approved to terminate intrauterine pregnancies of up to 49 days gestation.
A medical abortion is an abortion caused by medicine. It can only be done in the first 9 weeks of pregnancy. The most common type of medical abortion uses a medicine called mifepristone. This is a pill that blocks progesterone, a hormone needed for pregnancy. It causes the lining of the womb (uterus) to become thin.