Menstruation postponed 20 days not pregnant is how to return a responsibility

Menstruation delay 20 days without pregnancy, more consideration is endocrine disorders, improper diet, drug effects caused, but there may also be insufficient qi and blood, excessive diet, malnutrition and other reasons caused by irregular menstruation. You need to go to the hospital to do hormone six tests, follow the doctor's advice progesterone intramuscular injection, promote menstrual cramps.