Cholinergic agonists are medications which activate cholinergic receptors by binding to them.
 
 
Recommended Resources
Cholinergic Agonists as Novel Treatments for Schizophrenia
This editorial in the American Journal of Psychiatry outlines the possibility that cholinergic agonists could be used for the treatment of schizophrenia.
http://ajp.psychiatryonline.org/article.aspx?Volume=165&page=931&journalID=13
Cholinergic Agonists Regulate JAK2/STAT3
consists of the full text, both in HTML and PDF, of this article which points out that the cholinergic anti-inflammatory pathway gets its signals from the agonists, per their 2009 study.
http://ajpcell.physiology.org/content/297/5/C1294.short
The official site of Evoxac discusses the medication, its treatment of dry mouth syndrome, and additional resources on the subject.
http://www.evoxac.com/