A cross-sectional study was conducted with the objective of identifying the link between psychotropic medications and an increased risk of suffering from obstructive sleep apnea (OSA) in patients under treatment with psychotropic medication who were hospitalized in General Hospital (Hospital Pasteur, Montevideo, Uruguay) during the July-September 2019 period. The STOP BANG questionnaire was applied, elevated risk of OSA was found in 59.4% of the sample, of which 75.6% were male, while 24.4% were female. The elevated risk of OSA was: 54.4% for patients under treatment with a single psychotropic medication and 71.4% for patients under treatment with two psychotropic medications. Antipsychotics were the most frequently group of psychotropic drugs linked to an elevated OSA risk.