The development of hyponatremia may be associated with the use of medications, andthe use of diuretics, especially thiazides, seems to be the most associated withsodium reduction among the analyzed cases, being present in about 28% of them.Medications such as antidepressants, antipsychotics, anticonvulsants,benzodiazepines, ADH analogues and NSAIDs have also been reported in the literatureas predisposing to the occurrence of hyponatremia14,15. Here, AVP is linked to Hyponatremia.