[{"arm_notes": "nan", "treatment_id": null, "treatment_name": "Colgate Total Zero", "treatment_type": "Other", "pharmacological_treatment": "TODO"}, {"arm_notes": "nan", "treatment_id": null, "treatment_name": "Periogard", "treatment_type": "Drug", "pharmacological_treatment": "Pharmacological treatment"}, {"arm_notes": "nan", "treatment_id": null, "treatment_name": "Periogard;Peroxyl", "treatment_type": "Drug;Other", "pharmacological_treatment": "Pharmacological treatment"}, {"arm_notes": "nan", "treatment_id": null, "treatment_name": "Peroxyl", "treatment_type": "Other", "pharmacological_treatment": "TODO"}, {"arm_notes": "nan", "treatment_id": null, "treatment_name": "Water", "treatment_type": "Other", "pharmacological_treatment": "TODO"}]

[{"arm_notes": "", "treatment_id": 606, "treatment_name": "Hydrogen peroxide", "treatment_type": "Mouthwash", "pharmacological_treatment": "Non pharmacological treatment"}, {"arm_notes": "", "treatment_id": 274, "treatment_name": "Chlorhexidine", "treatment_type": "Mouthwash", "pharmacological_treatment": "Non pharmacological treatment"}, {"arm_notes": "", "treatment_id": 1531, "treatment_name": "Chlorhexidine+hydrogen peroxide", "treatment_type": "Mouthwash", "pharmacological_treatment": "Non pharmacological treatment"}, {"arm_notes": "", "treatment_id": 268, "treatment_name": "Cetylpyridinium chloride", "treatment_type": "Mouthwash", "pharmacological_treatment": "Non pharmacological treatment"}, {"arm_notes": "", "treatment_id": 2187, "treatment_name": "Placebo", "treatment_type": "Placebo", "pharmacological_treatment": "Placebo"}]