Full 5-HT1A serotonin receptor agonist; more active enantiomer. Reduces hippocampal 5-HT levels following systemic administration in rats in vivo. More active enantiomer of 8-Hydroxy-DPAT hydrobromide (Cat. No. 0529). 7-Hydroxy-DPAT hydrobromide (Cat. No. 0706) also available.