07 May 2021, 12:05 pm Facebook ads had become a major destination for drug manufacturers who are looking to expand their customer base. The use of social media giant's targeted ads had attracted big pharmaceutical companies, as it could show ads to users based on interests and activities and its capability to show ads to those potential patients. How Do Facebook Ads Help Big Pharma in Finding Potential Customers? Big pharmaceutical companies have been spending billions on Facebook ads as the feature helps them target their ads to users who likely suffer from specific illnesses. According to the data gathered by Markup's Citizen Browser project, which Markup reported on May 6, people who marked interests in "oxygen," "bourbon," and "Diabetes mellitus awareness" had seen an increase in ads for prescription pharmaceuticals.