Progesterone level of 71Progesterone level of 71. . . I have an ultrasound scheduled . synthetic (medroxyprogesterone acetate) or natural micronized progesterone 71, 72. . . Vaginal progesterone achieves lower serum levels but higher progesterone levels in the . . What is progesterone? Progesterone is a hormone produced by the ovaries that helps prepare the uterus for . . put me on clomid because it is . . . . i have low progesterone too and my dr. . Melissa_71 commented on formula and sterili... more