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.
During the first appointment at the clinic you receive the mifepristone pill to take orally. Then 24 to 72 hours later, in the privacy of your own home, you take the the second medication, misoprostol. Misoprostol causes contractions resulting in a miscarriage.