Farampator (developmental code names CX-691, ORG-24448, SCH-900460) is an

ampakine Ampakines, also stylized as AMPAkines, are a subgroup of AMPA receptor positive allosteric modulators with a benzamide or closely related chemical structure. They are also known as "CX compounds". Ampakines take their name from the AMPA receptor ...

drug. It was developed by

Cortex Pharmaceuticals RespireRx Pharmaceuticals Inc. (formerly Cortex Pharmaceuticals, Inc.) () is a pharmaceutical company based in Glen Rock, New Jersey specializing in positive allosteric modulators of the AMPA receptor known as Ampakines. History In February 2005, ...

, and licensed to Organon BioSciences for commercial development. Following the purchase of Organon by

Schering-Plough Schering-Plough Corporation was an American pharmaceutical company. It was originally the U.S. subsidiary of the German company Schering AG, which was founded in 1851 by Ernst Christian Friedrich Schering. As a result of nationalization, it becam ...

in 2007, the development license to farampator was transferred. The development of farampator was eventually terminated, reportedly due to concerns about cardiac toxicity. Farampator has been investigated for its effect on

AMPA receptor The α-amino-3-hydroxy-5-methyl-4-isoxazolepropionic acid receptor (also known as AMPA receptor, AMPAR, or quisqualate receptor) is an ionotropic transmembrane receptor for glutamate ( iGluR) that mediates fast synaptic transmission in the cent ...

s and researched for potential use in the treatment of schizophrenia and

Alzheimer's disease Alzheimer's disease (AD) is a neurodegenerative disease that usually starts slowly and progressively worsens. It is the cause of 60–70% of cases of dementia. The most common early symptom is difficulty in remembering recent events. As ...

. It was found to improve short-term memory, but impaired episodic memory. It produced side effects such as headache, somnolence and nausea. Subjects reporting side effects had significantly higher plasma levels of farampator than subjects without. Additional analyses revealed that in the farampator condition the group without side effects showed a significantly superior memory performance relative to the group with side effects.

References

AMPA receptor positive allosteric modulators Ampakines Benzoxadiazoles Carboxamides Experimental drugs Piperidines Enones {{Nervous-system-drug-stub

See also

References