Usama Rehman has experience as both a university lecturer in pharmacology and a pharmacist. As a lecturer, he helped over 300 students each semester understand topics through classroom discussions. As a pharmacist, he assisted customers in chronic disease management and advised them on proper medication usage. Rehman also worked as an industrial pharmacist where he improved a company's customer service rating by 27% through attention to detail. He holds degrees from the University of Lahore and Harvard Medical School.