A Systematic approach which is based on scientific knowledge and concept of quality risk management which leads to development which emphasizes on process and product undertaking an starts with a predefined objectivesis usually called as QBD,which now aims at pharmaceutical development to design a quality product and the entire manufacturing process aiming to produce according to the standard and specifications to consistentely deliver product intended,the knowledge is purely base on scientific approach,qbd is not only limited to production but is also extended to analytical proceures and methodology,the article relates to a short communication about A QBD its approach, history and its basic elements.The product procedures now need to comply till the end of the entire procedure s rather than only at the begining and that’s where QbD plays important role throughout the method life cycle also it give added advantage is to include the procedure to discovering and minimizing the sources of viability which may lead to inferior quality and procedure and products.