Scan of spotting. Or not pls tell!

Hi I'm completed 73 days of C section and tubectomy and I'm breast feeding mother and I'm bleeding my doctor suggested me to take a depo provera injection for one time to stop my bleeding after using this injection my bleeding stop.but next day onwards I'm spotting. And i also use 3 types of tablets 1.meprate 2 pause mf 3 tranexa my doctor suggested these tablets to stop spotting but no use. My doctor suggested me to take a scan in that my endometrial Wall is 4mm.and also i have 3 fibroids .18*18mm,16*16mm,8*8mm.seen in anterior myometrium of funds of uterus, the larger one showing calcific rim _S/o fibroid. And my doctor suggested me to take K Stat 500 tablet for 10 days daily one time to stop spotting. I'm getting tired i have try all types of tablets but no use I'm still spotting. Atleast K stat 500 tablet will stop or not pls tell how to stop spotting instantly Pls tell K stat 500 really helps me to stop my spotting or not pls tell