Patient with pregnancy implanted at caesarean scar is definitely entity now in an era of increased incidences of caesarean delivery. Management is equally challenging. In this case alternate management in the form of methotrexate was considered. Patient responded nicely to methotrexate as evidenced by regression to normal level of serum beta-HCG. After, one month Patient developed scar dehiscence leading to hematoma requiring laparotomy. Scar dehiscence may be invasion of chorionic tissue in scar, probably invasion of scar as nothing to do with methotrexate. Further study is required to find out outcome of scar ectopic pregnancy by treating the patient with methotrexate.