Does the advertisement in Swiss pharmacy windows rest on evidence-based medicine? An observational study.

Objectives: The aim of the study was to analyse the proportion of evidence-based medication displayed in pharmacies and compare it between the different linguistic regions of the country, at different times of the year to determine the amount of proven effective medications indirectly recommended to the public in different parts of Switzerland.

Design: This is an observational study conducted by medical doctors in the department of internal medicine at the Spitalzentrum Biel, Switzerland.

Setting: The observation took place from July 2019 to May 2020.