How much is normal progesterone during ovulation?

Ovulation process can be through ultrasound examination, understand the current stage of follicle enlargement, but also can understand the specific expulsion time. After blood test progesterone value level in the blood, can also indirectly understand whether the current stage of ovulation. In the process of blood test, progesterone value level greater than 15.9nmol/L will indicate ovulation. The effect of ovulation can be observed by monitoring progesterone levels in the blood during the administration of some ovulation drugs. If progesterone levels are consistent with ovulation and there is no other cause of infertility, ultrasound is needed to observe follicular development and expulsion to rule out luteinized unruptured follicles.