1381 SEVERAL STUDIES INDICATE THAT SLEEP PROMOTES MEMORY CONSOLIDATION IN HUMANS1,2 AND IS ASSOCIATED WITH BIOCHEMICAL EVENTS THAT MAY promote synaptic plasticity,3 which is thought to be the cellular substrate of memory formation.4 However, it is not known how drugs commonly prescribed for insomnia influence these processes. For example, while it is known that hypnotics acting at the GABAA-rec...