Clinical Research Directory

Inclusion Criteria: 1. Adult patients aged (20-50) 2. Medically free 3. Good oral hygiene (Plaque index ≤2 (Moderate accumulation with plaque in the sulcus)) 4. Patients accepting to participate in the study. 5. Teeth of normal appearance and morphology 6. Maxillary and mandibular molar teeth with deep class Ⅰ carious lesions extending into the inner third of dentin. Exclusion Criteria: 1. Patients \<20 and \>50. 2. Teeth with proximal lesions. 3. Patients with bad oral hygiene (Plaque index \>2). 4. Systematic disease that may interfere with the study. 5. Patients with xerostomia. 6. Presence of any abnormal occlusal habits (bruxism, nail biting, clenching). 7. Patients undergoing or will start orthodontic treatment. 8. Pregnancy. 9. Teeth with signs or symptoms of irreversible pulpitis. 10. Non-vital, fractured or cracked teeth. 11. Teeth with secondary caries. 12. Periodontally compromised teeth.