[{"arm_notes": "nan", "treatment_id": null, "treatment_name": "Carrageenan nasal spray and 1% PVP- mouthwash and gargle", "treatment_type": "Drug", "pharmacological_treatment": "Pharmacological treatment"}]

[{"arm_notes": "nan", "treatment_id": null, "treatment_name": "Carrageenan nasal spray and 1% PVP- mouthwash and gargle", "treatment_type": "Drug", "pharmacological_treatment": "Pharmacological treatment"}, {"arm_notes": "nan", "treatment_id": 2188, "treatment_name": "Standard of care", "treatment_type": "Standard of care", "pharmacological_treatment": "Standard of care"}]

[{"arm_notes": "", "treatment_id": 254, "treatment_name": "Carrageenan", "treatment_type": "Mouthwash", "pharmacological_treatment": "Non pharmacological treatment"}, {"arm_notes": "", "treatment_id": 2188, "treatment_name": "Standard of care", "treatment_type": "Standard of care", "pharmacological_treatment": "Standard of care"}]