Over-the-counter (OTC) medicines, otherwise known as Nonprescription medications, aid in treating common ailments such as the flu, coughs, and colds and for the relief of aches, pains, and itches. There is a wide variety of products available with common active pharmaceutical ingredients and overlapping intended use. This study aims to determine the criteria of Filipino consumers when purchasing Over-the-counter medicines using Analytical Hierarchy Process (AHP). The first stage of the AHP was utilized to develop criteria for the decision problem. A webbased survey questionnaire was then created to collect data to understand better and determine consumer preferences. The AHP result was analyzed and derived through Goepel's AHP Excel Template. It demonstrated that Filipino consumers, out of the six criteria, Quality of product ranked the highest when purchasing OTC medicines. This result will provide insights and serve as a reference for the health regulatory agencies' programs and pharmaceutical drug manufacturers' marketing strategies.