List of products in the National Drug Code with proprietary name . This medication is used as part of a treatment program for certain fertility problems in women. It is generally used in combination with another hormone (FSH). This medication provides the hormone (hCG), which stimulates the release of a mature egg (ovulation) and helps you become pregnant. This medication is not recommended for women whose ovaries no longer make eggs properly (primary ovarian failure). This medication has not been shown to be effective for weight loss and should not be used for this purpose due to risk of serious side effects.