The invention pertains to improved contraceptive methods based on a reversible pseudo state of the Asherman's syndrome, in which the female body follows the normal natural part of the menstrual cycle that occurs in the ovary, the ovulatory cycle, and as a consequence the emotional life follows the normal mental passion patterns, but in which the normal uterine cycle and endometrium functions have been effectively switched off and the uterus resides in a quiescent phase preventing pregnancy and menstruation. The invention can also be used for preventing or suppressing abnormal endometrial bleeding.