HUCOG 10000 HP Injection contains a hormone that helps in normal development of an egg in a woman's ovary (female reproductive organ), and stimulates the release of the egg during a process called ovulation. It is used to cause ovulation. This helps to treat infertility in women. This increases the chance of a successful pregnancy. It is given by the doctor or nurse. You should use the medicine as prescribed for it to be effective. You may be asked to continue with this treatment for a period after becoming pregnant.