[{"arm_notes": "nan", "treatment_id": null, "treatment_name": "Chloroquine or hydroxychloroquine", "treatment_type": "Drug", "pharmacological_treatment": "Pharmacological treatment"}, {"arm_notes": "nan", "treatment_id": null, "treatment_name": "Chloroquine or hydroxychloroquine;zinc", "treatment_type": "Drug;Drug", "pharmacological_treatment": "Pharmacological treatment"}]

[{"arm_notes": "with Chloroquine or hydroxychloroquine", "treatment_id": 1397, "treatment_name": "Zinc", "treatment_type": "Vitamins and dietary supplements", "pharmacological_treatment": "Pharmacological treatment"}, {"arm_notes": "Chloroquine or hydroxychloroquine", "treatment_id": 2188, "treatment_name": "Standard of care", "treatment_type": "Standard of care", "pharmacological_treatment": "Standard of care"}]

[{"arm_notes": "nan", "treatment_id": 279, "treatment_name": "Chloroquine", "treatment_type": "Antimalarials", "pharmacological_treatment": "Pharmacological treatment"}, {"arm_notes": "nan", "treatment_id": null, "treatment_name": "Chloroquine;zinc", "treatment_type": "Drug;Drug", "pharmacological_treatment": "Pharmacological treatment"}]

[{"arm_notes": "", "treatment_id": 279, "treatment_name": "Chloroquine", "treatment_type": "Antimalarials", "pharmacological_treatment": "Pharmacological treatment"}, {"arm_notes": "", "treatment_id": 1464, "treatment_name": "Chloroquine+zinc", "treatment_type": "Antimalarials+vitamins and dietary supplements", "pharmacological_treatment": "Pharmacological treatment"}]