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Prolactin release during nursing in early puerperium
1Department of Obstetrics and Gynaecology, Albert Szent-Györgyi University Medical School, Szeged, Hungary.
Acta Medica Hungarica
|January 1, 1988
Summary
Early postpartum prolactin (PRL) levels and feeding responses can indicate lactation success. Low basal PRL and moderate feeding responses suggest delayed, less productive lactation.
Area of Science:
- Reproductive endocrinology
- Lactation physiology
Background:
- Prolactin (PRL) is a key hormone in lactation.
- Understanding early postpartum PRL dynamics is crucial for assessing lactation establishment.
Purpose of the Study:
- To investigate changes in prolactin levels during the first six days postpartum.
- To correlate prolactin levels with lactation performance during breastfeeding.
Main Methods:
- Blood samples collected from 9 women at 5-minute intervals during breastfeeding.
- Lactation levels monitored by milk production during suckling.
Main Results:
- Highest prolactin levels observed on days 2-4 postpartum.
- Correlation found between basal/feeding-induced prolactin levels and lactation intensity.
- Low basal and moderate feeding-induced prolactin responses indicated delayed, less productive lactation.
- Disappearance of feeding-induced prolactin response correlated with lactation cessation.
Conclusions:
- Early postpartum prolactin profiles offer insights into lactation potential.
- While not a direct measure, prolactin levels show tendencies aligning with its role in milk production.
- Prolactin requirements may decrease after day 5 postpartum.