17 years old menopause several months did not come, if there is no sexual intercourse, exclude pregnancy, belong to the puberty menstrual irregularity. The cause of irregular menstruation during puberty is related to a number of factors. On the one hand, it is related to the fact that the level of sex hormones in the body is still in an unstable state; on the other hand, it is related to the fact that the function of the ovaries is not yet completely perfect. Puberty itself may be in a relatively fluctuating emotional state, and may also be related to irregular diet, stressful life, and environmental changes and other factors, which can lead to the existence of irregular menstruation. If menstruation has been suspended for more than 3 months without menstruation, you can consider going to the hospital for an ultrasound examination, as well as a comprehensive analysis of the six indicators of female sex hormones, to take symptomatic treatment. Generally speaking, you can take artificial cycle to regulate menstruation treatment, you can consider tonic Jiale combined with progesterone to regulate menstruation treatment for 3 months; you can also consider taking compound short-acting contraceptive pills to regulate menstruation treatment, which can help to improve the situation. Normally, we should pay more attention to rest, avoid laboring and staying up late, reduce stress, relax, strengthen physical exercise, regular diet, comprehensive, avoiding partiality and picky eating, which can help to improve.