Webster's Online Dictionary
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Specialty Definition: BETAHISTINE

DomainDefinition
HealthN-Methyl-2-pyridineethanamine. A physiological histamine analog vasodilator agent that also acts as a histamine H1 receptor agonist. It is used in Meniere's disease and in vascular headaches but may exacerbate bronchial asthma and peptic ulcers. (references)
WikipedicBetahistine has a similar structure to histamine and acts as an overall histamine agonist. It is believed to work by contracting the smooth muscle surrounding the middle ear which increases the blood flow and reduces the pressure in the vestibular system. (references)

Source: compiled by the editor from various references; see credits.

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Betahistine12   Betahistine12

Source: the editor, created by/for EVE to gauge likely levels of human interest in linguistically triggered topics (compiled across various sources, such as Wikipedia and specialty expression glosses).