HRH2 (Histamine H2 Receptor)

HRH2

G-protein coupled receptor (Gs) on gastric parietal cells regulating acid secretion.

Function

H2 receptor antagonists (ranitidine, famotidine) reduce gastric acid secretion. Largely superseded by PPIs.

Drugs Acting on This Target

Drug Action Primary
Ranitidine Antagonist Yes

Related Targets