Predictive, preventive, customized and participatory medication, referred to as P4, is the healthcare of the longer term. To each boost up its adoption and maximize its attainable, scientific knowledge on massive numbers of people will have to be successfully shared between all stakeholders. Then again, knowledge is difficult to assemble. It is siloed in person hospitals, clinical practices, and clinics all over the world. Privateness dangers stemming from disclosing clinical knowledge also are a major fear, and with out efficient privateness retaining applied sciences, have transform a barrier to advancing P4 medication.