[Relation between corpus luteum function and serum prolactin concentration early in pregnancy].

In 23 patients between the 6.-8. week of pregnancy the serum prolactin concentration excessively increased by bolus injection of 10 mg metoclopramide. Coincidentally the steroid secretion of the corpus luteum has been monitored by measurement the serum concentration of progesterone and estradiol. There are no changes in the corpus luteum function caused by hyperprolactinaemia under these conditions.