Inclusion Criteria:  Patients aged 18- 60 years. Patients who have at least one tooth of dentin hypersensitivity on right and left side of the mouth, non carious cervical lesion. Patients exhibiting pain scores of at least two on visual analogue scale would be included in the study  Exclusion Criteria:  Teeth with fractures or cracks in the cervical areas of the teeth. Cervical areas that are involved in extensive fillings, dentures or orthodontics appliances. Patients who have a history of any psychological diseases. Patients who use analgesic/anti-inflammatory medicines on daily basis.