Impact of Integrating Two Nano Based Irrigants With Two Activation Techniques in Treatment of Teeth With Acute Pulpitis on Postoperative Pain and Flare up Incidence

Exclusion Criteria

• •single root canals or double root.
• •Root canal calcifications.
• •Root resorption or fracture.
• •Previously root canal treated teeth.
• •immunocompromised patients.
• •Pregnant females
• •Patients with systemic diseases as diabetic or hypertension patients.
• •Patients with facial swelling.
• •patients who use analgesics or antibiotics within 48-72 hours.
• •Allergy to any materials used (e.g., irrigants or anesthetics).
• •psychiatric illness
• •Teeth that are not indicated for endodontic treatment: bad oral hygiene, mobile teeth, or recessed teeth.
• •Previously endodontically treated teeth.
• •Teeth with sinus tract.