Progesterone level at 10w5d was 6690 ng/dl.taking endometrin 100mg 3x a day.is the level high enough to stop taking?is it harmful to stay on until 13w

Progesterone: Taking progesterone while pregnant is to sustain the support of the fetus (pregnancy) by adding progesterone which may be necessary with a history of miscarriage. Typically, the placenta will produce progesterone in high amounts after the 14th-16th week of pregnancy. It is not harmful to stay on progesterone through the 16trh week.