Remission with SSRI or TCA patient again having relapse. There may be deficiency of ?
Ans. is 'b' i.e., Cobalamine "Subjects with vitamin B12 deficiency and depression may present with history of past episodes with spontaneous remission or response to treatment with antidepressants and later recognition or development B1,deficiency"
Pyridoxine
Cobalamine
Ascorbate
Retinol