1.3. Objectives of the study This study will be focused on checking the impact of working capital management on the profitability of the firm. In addition to that study will be focused on to find the relation between working capital management and profitability of pharmaceutical companies of Pakistan. 1.4. Limitations This study will only take into account the Pakistani Pharmaceutical firms have been taken for the period of 2011 - 2016 to achieve the research objective. The beneficiaries of research will be existing and potential firms in Pakistan. In order to check the impact on profitability, Return on Assets has been taken as a measure of profitability. There could be other variables may be considered to measure the profitability. Further study also lacks economic factors in analyzing the profitability of companies.