Antimicrobial Efficacy of Various Irrigating Solutions in Treatment of Root Canals of Primary Teeth: An In Vivo Study

water discharged from an insulated syringe to normal saline, sodium hypochlorite (NaOCl), hydrogen peroxide, chlorhexidine, herbal irrigants, citric acid, ethylenediaminetetraacetic acid, mixture of tetracycline, acid, and detergent (MTAD), aqueous ozone, etc. 7 Apart from having a wide range of antimicrobial activity, the irrigants should also be harmless to vital tissues, completely dissolve any remnants of necrotic pulp tissue, and should not cause any harm to periapical and periradicular tissues when accidentally pushed beyond the apex.