Date published: 2026-11-6

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Placental lactogen I Inhibitors

Placental lactogen I inhibitors belong to a specific chemical class of compounds that have been studied and designed to selectively target and inhibit the activity of placental lactogen I (PL-I). PL-I is a hormone produced by the placenta during pregnancy and is involved in regulating maternal metabolism and fetal growth. Inhibition of PL-I aims to disrupt its actions and potentially modulate the effects it exerts on maternal physiology and fetal development. The chemical structures of PL-I inhibitors can vary, including compounds that interfere with PL-I signaling pathways, production, or its interactions with receptors.

Researchers have explored various strategies to target PL-I and attenuate its effects during pregnancy. The study of PL-I inhibitors provides valuable insights into the complex regulatory mechanisms governing maternal-fetal interactions and pregnancy physiology. Continued research in this chemical class holds promise for advancing our understanding of placental biology and its potential implications in various biological contexts.

SEE ALSO...

Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Bromocriptine

25614-03-3sc-337602A
sc-337602B
sc-337602
10 mg
100 mg
1 g
$57.00
$265.00
$567.00
4
(1)

Bromocriptine, a dopamine agonist, can inhibit placental lactogen by activating dopamine receptors that signal through inhibitory G-proteins, leading to decreased adenylate cyclase activity and reduced cAMP levels in lactotroph cells.

Cabergoline

81409-90-7sc-203864
sc-203864A
10 mg
50 mg
$300.00
$1055.00
(0)

Cabergoline acts similarly to Bromocriptine, as a dopamine agonist with a high affinity for dopamine D2 receptors, leading to inhibition of placental lactogen by reducing intracellular cAMP in lactotroph cells.

Metergoline

17692-51-2sc-204079
sc-204079A
10 mg
50 mg
$80.00
$292.00
(1)

Metergoline is a serotonin and dopamine receptor antagonist that can inhibit placental lactogen by blocking dopamine receptors involved in its secretion.

Ritanserin

87051-43-2sc-203681
sc-203681A
10 mg
50 mg
$89.00
$312.00
2
(1)

Ritanserin, a serotonin receptor antagonist, may inhibit placental lactogen by interfering with serotonin receptors that indirectly modulate dopamine pathways involved in the secretion of placental lactogen.

Pimozide

2062-78-4sc-203662
100 mg
$104.00
3
(1)

Pimozide is a dopamine receptor antagonist that can inhibit placental lactogen by blocking dopamine receptors that regulate lactotroph cells' production and secretion of the hormone.

Domperidone

57808-66-9sc-203032
sc-203032A
50 mg
250 mg
$61.00
$287.00
2
(1)

Domperidone, a dopamine receptor antagonist, can inhibit placental lactogen by targeting dopamine receptors that control the secretion of the hormone from lactotroph cells.

Chlorpromazine

50-53-3sc-357313
sc-357313A
5 g
25 g
$61.00
$110.00
21
(1)

Chlorpromazine, a dopamine antagonist, can inhibit placental lactogen release by blocking dopamine receptors that are involved in the regulation of lactotroph secretion.

Haloperidol

52-86-8sc-507512
5 g
$190.00
(0)

Haloperidol, a potent dopamine D2 receptor antagonist, can inhibit placental lactogen by preventing dopamine's action in lactotroph cells, which is necessary for the hormone's secretion.

(RS)-(±)-Sulpiride

15676-16-1sc-205494
100 mg
$70.00
(0)

Sulpiride, a selective dopamine D2 receptor antagonist, can inhibit placental lactogen by blocking the dopaminergic control of lactotroph cells, thereby inhibiting the hormone's secretion.

Perphenazine

58-39-9sc-208161
100 mg
$190.00
(1)

Perphenazine, a dopamine receptor antagonist, can inhibit placental lactogen by antagonizing dopamine receptors that modulate the secretion of lactotroph derived hormones.