A-349,821 is a potent and selective
histamine H3 receptor antagonist
An antagonist is a character in a story who is presented as the chief foe of the protagonist.
Etymology
The English word antagonist comes from the Greek ἀνταγωνιστής – ''antagonistēs'', "opponent, competitor, villain, enemy, riv ...
(or possibly an
inverse agonist
In pharmacology, an inverse agonist is a drug that binds to the same receptor as an agonist but induces a pharmacological response opposite to that of the agonist.
A neutral antagonist has no activity in the absence of an agonist or inverse agon ...
). It has
nootropic effects in animal studies,
although there do not appear to be any plans for clinical development at present and it is currently only used in laboratory research.
See also
*
H3 receptor antagonist
References
Benzamides
H3 receptor antagonists
4-Morpholinyl compunds
Nootropics
4-Hydroxybiphenyl ethers
Pyrrolidines
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