You need local examination fire I problems during relation. For irregular menses, do ultrasound pelvis, CBC, Serum prolactin fasting, Thyroid function test and blood sugar level fasting. Do exercise regularly. Try to lose weight if you are overweight. Avoid stress. Consult ayurvedic gynecologist for detoxification Panchakarma treatment and ayurvedic medicines with modification in diet and lifestyle which will help you to restore metabolism naturally and help you to regulate menses.