How Can I Manage Irregular Bleeding, Light Spotting, And Treatment With Pause And Primolut-N, Given My Bulky Uterus And Elevated Thyroid Level?

Namasthe doctor I m 37 year old married woman..dis nov 12 th i m getting normal period dec 16 there was light spotting for 2 days nd stop an 5 days after again light bleeding nd continue my gynaec gave me pause tab for stop bleeding ...period stop 5 days again spotting she priscribed primolute n tab 60 tab ..now 5 days course complete .there was light spoting again now pls suggest how to regulate my period...in pelvic ultrasound average bulky uterus...nd thyroid 6.67...cbc is normal