negative regulation of prolactin secretion
down regulation of prolactin secretion
exact
down-regulation of prolactin secretion
exact
downregulation of prolactin secretion
exact
inhibition of prolactin secretion
narrow
Any process that stops, prevents or reduces the frequency, rate or extent of prolactin secretion.
GO:0050709
negative regulation of protein secretion
is_a
GO:0090278
negative regulation of peptide hormone secretion
is_a
GO:0070459
prolactin secretion
negatively_regulates