Allosteric serotonin reuptake inhibitor is a type of selective serotonin reuptake inhibitor (SSRI). Currently only escitalopram, the S stereoisomer of the SSRI citalopram is included in this category.
This type of serotonin reuptake inhibitor falls under a broader category known as selective serotonin reuptake inhibitors (SSRIs). Currently, only escitalopram, which is the S stereoisomer of citalopram, is included in this classification.