Study of the seasonal dynamics tendencies of sales of substitution therapy medications for dry-eye syndrome treatment in Ukraine

The purpose of the article was to study the seasonality of retail sales of substitution therapy medications for dry eye syndrome treatment over the period of five years (2016-2020) in comparison with the annual monthly variations, taking into consideration the probable atypy of the 2020 indices due to the influence of the pandemic. To achieve the stated goal, retrospective, structural and graphic methods were used; a marketing analysis of the national pharmaceutical market from the point of presence of substitution therapy medications for dry eye syndrome was conducted. The next stage was the identification of seasonal variations in the time series of sales of the medications for treatment of conditions accompanied by the dry eye syndrome in Ukraine over the period of 2016-2020. The analysis of retail sales of substitution therapy medications for dry eye syndrome treatment over the period of 2016-2020 indicates a steady presence of seasonal peaks in March, August and December. The information received in the course of the study is necessary both for the patients and the employees of pharmaceutical companies engaged in wholesale and retail sales of medicines and medical devices. In terms of the patients, there a possibility to use preventative measures in order to limit the influence of a number of studied aggressive factors. And on the Based on the indexes of the seasonal demand for dry eye syndrome substitution therapy medications, pharmaceutical enterprises will be able to form the correspon­ding stock of the necessary medications thus ensuring the exists actual availability of substitution therapy medications for the population. This will indirectly but positively impact the treatment of patients with dry eye syndrome.