Delirium is an acute neurological disorder frequently observed in patients admitted to the Intensive Care Unit, characterized by transient changes in consciousness and cognition, generally for a short period of time. The objective of this research was to identify and categorize non-pharmacological occupational therapeutic interventions for the management of delirium in adult individuals treated at the intensive care center of a highly complex public teaching hospital. Through a qualitative, retrospective, applied study, based on documentary analysis, with an exploratory descriptive character, sociodemographic variables, diagnoses, information on assessments and occupational therapeutic interventions for the non-pharmacological management of delirium and outcome of the cases of 26 individuals. The majority of the sample was composed of males, with the predominant age group of 25-44 years and almost half had completed elementary school II. Most hospitalizations were due to traumatic urgencies. Of the most prevalent occupational therapeutic interventions in non-pharmacological management, the following stand out: temporal and spatial orientation; environmental organization and positioning; affective touch and welcoming and the naming, function and orientation of the devices respectively. Twenty-two non-pharmacological interventions for managing delirium were identified and categorized.