Effect of Intracanal Medicaments on Post-Operative Pain in Symptomatic Apical Periodontitis: An RCT

A 20% calcium hydroxide paste will be placed as an intracanal medicament following root canal instrumentation. Applied using a Lentulo spiral, excess is removed, and the tooth is sealed with a glass ionomer temporary restoration.

A 2% chlorhexidine gel will be used as an intracanal medicament following canal preparation. It will be delivered with a Lentulo spiral, cleaned from the chamber, and the tooth sealed.

A modified triple antibiotic paste consisting of ciprofloxacin, metronidazole, and clindamycin (1:1:1 by weight) will be placed in the canal using a Lentulo spiral. The excess paste will be removed, and the cavity will be sealed with temporary restorative material.