[{"arm_notes": "nan", "treatment_id": null, "treatment_name": "Placebo comparator: DW-NI", "treatment_type": "Other", "pharmacological_treatment": "Placebo"}, {"arm_notes": "nan", "treatment_id": null, "treatment_name": "Placebo comparator: DW-NS", "treatment_type": "Other", "pharmacological_treatment": "Placebo"}, {"arm_notes": "nan", "treatment_id": null, "treatment_name": "Povidone-Iodine 0.4% NI", "treatment_type": "Drug", "pharmacological_treatment": "Pharmacological treatment"}, {"arm_notes": "nan", "treatment_id": null, "treatment_name": "Povidone-Iodine 0.5% NI", "treatment_type": "Drug", "pharmacological_treatment": "Pharmacological treatment"}, {"arm_notes": "nan", "treatment_id": null, "treatment_name": "Povidone-Iodine 0.5% NS", "treatment_type": "Drug", "pharmacological_treatment": "Pharmacological treatment"}, {"arm_notes": "nan", "treatment_id": null, "treatment_name": "Povidone-Iodine 0.6% NI", "treatment_type": "Drug", "pharmacological_treatment": "Pharmacological treatment"}, {"arm_notes": "nan", "treatment_id": null, "treatment_name": "Povidone-Iodine 0.6% NS", "treatment_type": "Drug", "pharmacological_treatment": "Pharmacological treatment"}]

[{"arm_notes": "0.4%;NI", "treatment_id": 1015, "treatment_name": "Povidone-iodine", "treatment_type": "Mouthwash", "pharmacological_treatment": "Non pharmacological treatment"}, {"arm_notes": "0.5%;NI/NS", "treatment_id": 1015, "treatment_name": "Povidone-iodine", "treatment_type": "Mouthwash", "pharmacological_treatment": "Non pharmacological treatment"}, {"arm_notes": "0.6%;NI/NS", "treatment_id": 1015, "treatment_name": "Povidone-iodine", "treatment_type": "Mouthwash", "pharmacological_treatment": "Non pharmacological treatment"}, {"arm_notes": "", "treatment_id": 2187, "treatment_name": "Placebo", "treatment_type": "Placebo", "pharmacological_treatment": "Placebo"}]