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.
Abortion pill is the popular name for using 2 medicines to end a pregnancy â mifepristone and misoprostol. In general, it's used up to 63 days â 9 weeks â after the first day of a woman's last period. (A few states have laws that limit the use of the abortion pill to 49 days.) Women who need an abortion and are more than 9 weeks pregnant can have an in-clinic abortion.