Chitosan is known antibacterial, bio resorbable material which does not cause untoward reactions like sodium hypochlorite and EDTA when comes in contact with peri radicular tissues. It is an effective root canal irrigating liquid for successful Endodontic. Chitorigant is recommended to be used as a final irrigant for complete smear layer removal.
Gingival retraction is usually performed using a retraction cord impregnated in a suitable medicament. It helps in obtaining the perfect die with accurate margins, which helps in margin placement and contouring of the restoration. Further, it helps in the blending of the restoration with the unprepared tooth surface.