Pharmaceutical companies usually develop, produce, and markets drugs or pharmaceuticals licensed for use as medicines. Pharmaceutical companies deal in generic or brand medications and medical devices. They are subject to a variety of laws and regulations regarding the patenting, testing and ensuring safety and efficacy and marketing of drugs as medications. There is always new development in the laboratories. Hence to keep their customers always updated pharmaceutical companies should turn to social media optimization for the displaying o various new medicines and development in the technology.