A.P.L.; Chorex-10; Chorex-5; Choron-10; Gonic; Novarel; Ovidrel; Pregnyl; Profasi 


Human chorionic gonadotropin (hCG) is a peptide hormone produced in pregnancy, that is made by the embryo soon after conception and later by the trophoblast (part of the placenta). Its role is to prevent the disintegration of the corpus luteum of the ovary and thereby maintain progesterone production that is critical for a pregnancy in humans. hCG may have additional functions, for instance it is thought that it affects the immune tolerance of the pregnancy. ...

Infertility is the inability to naturally conceive, carry or deliver a healthy child. The International Council on Infertility Information Dissemination (INCIID) considers a couple to be infertile if they have not conceived "after a year of unprotected intercourse in women under 35, or after six months in women over 35", or if they are incapable of carrying a pregnancy to term.