HUMAN CHORIONIC GONADOTROPIN, or 
hCG, treats irregular or absent ovulation in people trying to get pregnant. It works by helping the body release an egg (ovulation), which increases the chance of pregnancy. It may also be used to treat low sperm count. It works by helping the body make more 
testosterone and sperm. It is often used as part of a 
fertility treatment program. It can also be used to treat undescended testicles. It works by helping one or both testicles move into the scrotum.