hello, There are several reasons of irregular period like PCOD, hormonal imbalance, over wt/ extreme loss, mental stress, emotional upset, eating disorder, thyroid problem etc. Therefore, you need one USG lower abdomen along with some hormone tests like LH/ FSH, Thyroid profile, serum Progesterone for complete evaluation. Kindly, consult with your gynecologist and take advice accordingly. Combined hormonal pill is quite effective to treat irregular period. Tranexamic acid group of drug can be given to control bleeding. Control body wt, avoid stress, take healthy low carbohydrate diet with avoidance of fatty food and sleep properly. Be well.