In Vitro Fertilisation (IVF) is a process of fertilisation where an egg is combined with sperm outside the body, that is in vitro. The process involves monitoring and stimulating a woman's ovulatory process, (Controlled ovarian hyperstimulation) For approximately 10 days with injectable gonadotropin and then removing mature ova (egg or egg) from the woman's ovaries and letting sperm fertilise them in a liquid Medium in a laboratory. After the fertilised egg (zygote) undergoes embryo culture for 2–6 days, it is implanted in the same or another woman's uterus, with the intention of establishing a successful pregnancy.