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Author and year | Selection of teeth | Sample size | Herbal irrigant | Positive control (% NaOCl) | Negative control | Other irrigants |
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OK et al. 2015 [5] | Permanent maxillary central incisors | N = 180 | Group 3: 1% oregano extract solution, group4 : 2% oregano extract solution, and group5: 5% oregano extract solution | Group 6: 5.25% NaOCl | Group 7: sterile saline | Group 1: 17% EDTA and group2: 2% chlorhexidine |
Pujar et al. 2011 [11] | Permanent single rooted premolar | N = 40 | Group 1: 60 mg/ml of triphala in 10% DMSO and group 2: 60 mg/ml of green tea polyphenol in 10% DMSO | Group 3: 3% NaOCl | Group 4: sterile saline | |
Choudhary et al. 2018 [12] | Permanent single rooted teeth | N = 84 | Group 1 (N = 16): MCJ and group2 (N = 16): triphala juice | Group 3: 1% NaOCl | Group 6: sterile distilled water | Group 4: 2% chlorhexidine and group 5: preservative control group |
Sedigh-Shams et al. 2015 [13] | Permanent mandibular premolar | N = 60 | Group 1: a minimum fungicidal concentration (MFC) of Z. multiflora EO (1 mg/ml) of 1 : 1024 and group 2: twice the MFC of Z. multiflora | Group 3: 1: 16 MFC of 5% NaOCl (3 mg/ml) | Group 4: distilled water | |
Rosaline et al. 2013 [14] | Permanent single rooted teeth | N = 50 | Group 3: 1.25 mg/ml of Morinda citrifolia, group 4 : 0.33 mg/ml of Azadiracta indica, and group 5 : 0.33 mg/ml of green tea polyphenol | Group 2: 5.25% NaOCl | Group 1: sterile saline | |
Gupta-Wadhwa et al. 2016 [15] | Permanent maxillary and mandibular single rooted teeth | N = 40 | Group A: 40% O. sanctum, group B: 10% S. aromaticum, and group C: 10% C. zeylanicum | Group D: 3% NaOCl | Group E: distilled water | |
Sharifian et al. 2009 [16] | Bovine incisors | N = 120 | Group 2: carvacrol 10% | Group 1: NaOCl 5.25% | Group 3: infected dentin tube | Group 4: sterile dentin tube |
Divia et al. 2018 [17] | Permanent premolar teeth | N = 60 | Group 3: Morinda citrifolia (64 mg/ml in 10% DMSO), group 4: triphala (64 mg/ml in 10% DMSO), and group 5: green tea polyphenols (64 mg/ml in 10% DMSO) | Group 2: 5% NaOCl | Group 1: distilled water | |
Kumar et al. 2018 [18] | Maxillary central incisors | N = 120 antimicrobial efficacy (N = 60) and smear layer removal efficacy (N = 60) | Group IB: 25% neem extract (N = 20) and group IC: 25% tulsi Extract (N = 20) | Group IA: 3% NaOCl (N = 20) | | |
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