Desipramine hydrochloride (Norimipramine) ,a secondary amine tricyclic antidepressant (TCA), is the hydrochloride salt form of desipramine. In the central nervous system (CNS), Desipramine hydrochloride blocks the re-uptake of neurotransmitters, including norepinephrine and serotonin. This leads to an increase in the amount of these neurotransmitters in the synaptic cleft and prolongs their activities postsynaptically.

Escitalopram Oxalate ((S)-(+)Citalopram oxalate) is a selective serotonin (5-HT) reuptake inhibitor (SSRI) with Ki of 0.89 nM.

Amitriptyline hydrochloride (Annoyltin) is the hydrochloride salt of the tricyclic dibenzocycloheptadiene amitriptyline with antidepressant and antinociceptive activities.

Cinchonidine (L-Cinchonidine) is an alkaloid extracted from Cinchona officinalis. It is a pseudo-enantiomer and stereoisomer of cinchonine.

Desvenlafaxine (O-Desmethylvenlafaxine) is a cyclohexanol and phenol derivative and metabolite of venlafaxine that functions as a serotonin and noradrenaline reuptake inhibitor (SNRI) and is used as an antidepressive agent.

Milnacipran (1S-cis) hydrochloride (Levomilnacipran Hydrochloride) is a serotonin-norepinephrine reuptake inhibitor (SNRI), treatment of fibromyalgia.

Fluoxetine (LY-110140) is a highly specific serotonin uptake inhibitor and selective 5-hydroxytryptamine (5-HT) reuptake inhibitor. Fluoxetine has antidepressant activity.

Dapoxetine hydrochloride (LY-210448 hydrochloride) is a selectivity short-acting serotonin reuptake inhibitor, used for the therapy of premature ejaculation.