Each vial is filled with distilled water or magnesium sulfate by an individual who is unaware of the nature of the design and is not involved in the design, and each letter A or B is written. This statement is not decoded after the statistical examination. Therefore, the study is blind and blind. In this way, 60 patients are examined in 2 groups of 30 First, patients with recognized pulpitis in mandibular posterior teeth have been identified and information about them is given. Patients will be introduced to the executive phase after the required explanation and clarification of the ambiguity and written consent. After completing the patient information form by the practitioner and complying with all entry and exit criteria, the study begins on each patient.