I am thyroid and pcos patient. Over weight 21age.83weight . 3years my marage. Irregular period and sometimes no bled in period brown discharge and light bleeding. Last over bleeding. I am consulting doctor in 9monts.lam pcos. Patient. Iam taking tablets. So period is correct. My last period August 19.28days cyclin. Iam missed my period. But test negative. Why..? no period symptoms. My period is late 10days.9month my period correct