Aim To explore compound Chaijin Jieyu tablets on expression of GABA receptor in brain regions of depressive insomnia rats. Methods Seventy-two male SD rats were randomly divided into control, model, positive drug (venlafaxine hydrochloridel3. 5 mg · kg-1+ diazepam 0.9 mg · kg-1), high (10. 8 g · kg-1), medium (5. 4 g · kg-1) and low (2. 7 g · kg-1) dose of compound Chaijin Jieyu tablets group. Except control, chronic unpredictable mild stress with chronic sleep deprivation was used to build the model of depressive insomnia rats. The behavi...