The Effect of Using Octenidine Hydrochloride as a Final Irrigation Solution on Teeth With Asymptomatic Apical Periodontitis on Postoperative Pain and Treatment Success: A Prospective Randomized Clinical Study

Final intracanal irrigant (aqueous solution); single administration during the final irrigation phase. Sonic activation performed in three 20-second cycles; solution refreshed with 2 mL between cycles (approximate total 6 mL per canal). Delivered through a side-vented needle positioned short of the working length.

Final intracanal irrigant (aqueous solution); single administration during the final irrigation phase. Sonic activation performed in three 20-second cycles; solution refreshed with 2 mL between cycles (approximate total 6 mL per canal). Delivered through a side-vented needle positioned short of the working length.