Menstrual heavy bleeding. Condition!

After post operation on August 18th 2021 my right ovary was removed. And I didn't have periods for 5 months. On January 4 - January 8 2022. I had periods after eating maprate and it was regular menstruation 4-5days even Earlier before operation I had regular menstruation. After the month of January in month of February my date skipped my periods started on 17th Feb slight spotting and by 19th night my periods were heavy. It stopped after I ate trenexa. So the length of period was from 17th feb - 2nd March 2022. In the month of March, I had very light red discharge on 9th, 11th and 13th of March. On 14th of March 2022 I got my periods and gradually by 18th of March 2022 my periods became heavier. My bleeding yet stopped till today. 26th March 2022 Dr. Asked me to take trenexa for 3 days only  if not stopped then start pause tablet. Also they did tvs et it came out my et is thick upto 23mm. Is there any serious condition