Chlorhexidine is an irrigation and cleansing agent for root canal prior to filling with resin material. Specifications: - It is widely indicated as final irrigant during chemomechanical preparation. - It is choice of irrigant while performing retreatment root canal procedures. - It is indicated as an irrigant in apical 3rd of root before retrograde filling during apicoectomy (root end surgery). - It is a potent irrigant while treating internal/external resorption cases. Benefits: - It is highly biocompatible to oral tissues. - It is known for its pleasant odor & taste. - It is largely accepted in uncooperative pediatric patients. - Non Irritating, well tolerated by periapical tissues.