Histamine agonist
Encyclopedia
A histamine agonist is a drug which causes increased activity at one or more of the four histamine receptor
subtypes.
Betahistine
is an example used to treat vertigo
.
Betazole
and impromidine
are examples used in diagnostics.
Histamine receptor
The histamine receptors are a class of G protein-coupled receptors with histamine as their endogenous ligand.There are four known histamine receptors:*H1 receptor*H2 receptor*H3 receptor*H4 receptor-Comparison:...
subtypes.
Betahistine
Betahistine
Betahistine hydrochloride is an antivertigo drug. It was first registered in Europe in 1970 for the treatment of Ménière's disease...
is an example used to treat vertigo
Vertigo (medical)
Vertigo is a type of dizziness, where there is a feeling of motion when one is stationary. The symptoms are due to a dysfunction of the vestibular system in the inner ear...
.
Betazole
Betazole
Betazole is a histamine H2 receptor agonist. Also known as Ametazole. Betazole hydrochloride is known as gastramine and histalog.It has been used as a gastric stimulant to test for maximal production of gastric secretion activity The test can be used in diagnosis of diseases such as...
and impromidine
Impromidine
Impromidine is a highly potent and specific histamine H2 receptor agonist.It has been used diagnostically as a gastric secretion indicator.See Histamine agonists....
are examples used in diagnostics.