Delatestryl is indicated in the treatment of conditions where testosterone is either deficient or absent. These conditions include:
primary hypogonadism- where the testes has been injured and fails to make the testosterone
Hypogonadism due to failure of the pituitary gland to release of Gonadotropins.
In females with breast cancer, testosterone may help block the effects of estrogen and prevent further spread. It is an option instead of surgical removal of the ovaries.
In most cases of testosterone deficiency, therapy is required for a long time until the secondary sexual characteristic have been developed and the growth is adequate.