Love this.. Two years ago, 11% of U.S. adult pharmacy customers got their prescription from an online pharmacy, based on a survey conducted by market research firm CivicScience. That figure has been steadily rising over the years, according to Statista.com, an online statistics portal. If a recent boom experienced by HealthWarehouse.com is any indication, those figures may well significantly increase this year. Founded in 2008, the company is the longest-running American online pharmacy and is the first nationally licensed online pharmacy.