Need more information, do you have irregular periods from many years or is this only one such episode.
IRREGULAR periods most common causes are pcod,
thyroid hormone problems,
prolactin hormone problems, ovarian cyst. Another common cause is pregnancy, of missed periods.
Once evaluated and
pregnancy test negative then you will have to take medicines to get your periods.
Next Steps
Online consultation for irregular menses to pin point a diagnosis and take appropriate treatment.