After curettage takes annulus, the first menstruation quantity is very little, how to return a respo

After taking out the IUD, the first menstrual flow is very small, the IUD will stimulate the endometrium to affect uterine contraction, after taking out the IUD, the menstrual flow will be reduced without the stimulation of the IUD, but if the female menstrual flow is too small after taking out the IUD, less than 10ml is abnormal, considering that there is uterine adhesion.