There is ample research available and is still ongoing with respect to most Psychiatric disorders, name it and u will find it.. There is a wide spectra of underlying pathogenesis for psychiatric disorders involving abnormal Neurotransmitters, Neuroendocrine pathways, Neuroimmunological, Genetic and so many more...
So treatment of Psychiatric disorders are targeted mainly on the Neurotransmitters and ARE SUCCESSFULLY TREATED...
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