[{"arm_notes": "", "treatment_id": null, "treatment_name": "Intervention 1: Verum: benzalkonium chloride 0.1% Intervention 2: Placebo: saline solution 0.9%", "treatment_type": "TODO", "pharmacological_treatment": "TODO"}, {"arm_notes": "", "treatment_id": null, "treatment_name": "Verumbenzalkonium chloride 0.1%", "treatment_type": "TODO", "pharmacological_treatment": "TODO"}, {"arm_notes": "", "treatment_id": null, "treatment_name": "Placebosaline solution 0.9%", "treatment_type": "Placebo", "pharmacological_treatment": "TODO"}]

[{"arm_notes": "", "treatment_id": 193, "treatment_name": "Benzalkonium chloride", "treatment_type": "Mouthwash", "pharmacological_treatment": "Non pharmacological treatment"}, {"arm_notes": "", "treatment_id": 2187, "treatment_name": "Placebo", "treatment_type": "Placebo", "pharmacological_treatment": "Placebo"}]