A 32 y.o. woman consulted a gynecologist about having abundant long menses within 3 months. Bimanual investigation: the body of the uterus is enlarged according to about 12 weeks of pregnancy, distorted, tuberous, of dense consistence. Appendages are not palpated. Histological test of the uterus body mucosa: adenocystous hyperplasia of endometrium. Optimal medical tactics: