Psychological contract Breach (PCB) play a crucial role to shape employee reactions (ERs) Therefore; this study investigated the possessions of Psychological contract Breach on employee’s reactions (organizational behavior regarding citizenship, job satisfaction) under the moderation of organizational trust. Data were collected from 340 employees of the Health sector by using the technique of simple random sampling. Confirmatory factor analysis (CFA) technique has been used to check the validity of the data while structure equation modeling (SEM) technique has been used for test the relationship between variables. Our findings revealed that psychological contract breach had negative and significant relationships with employees’ reactions (organizational citizenship behavior, job satisfaction). Further, organizational trust is also significantly moderated on the relationship between PCB and employees’ reactions (organizational behavior regarding citizenship, job satisfaction).