[{"arm_notes": "", "treatment_id": null, "treatment_name": "Experimental treatment group:Oral chloroquine phosphate tablets (treatment group);control group:Oral placebo group (control group);", "treatment_type": "TODO", "pharmacological_treatment": "TODO"}, {"arm_notes": "", "treatment_id": null, "treatment_name": "Experimental treatment group:Oral chloroquine phosphate tablets (treatment group)", "treatment_type": "TODO", "pharmacological_treatment": "TODO"}, {"arm_notes": "", "treatment_id": null, "treatment_name": "control group:Oral placebo group (control group);", "treatment_type": "Placebo", "pharmacological_treatment": "TODO"}]

[{"arm_notes": "", "treatment_id": 279, "treatment_name": "Chloroquine", "treatment_type": "Antimalarials", "pharmacological_treatment": "Pharmacological treatment"}, {"arm_notes": "", "treatment_id": 2187, "treatment_name": "Placebo", "treatment_type": "Placebo", "pharmacological_treatment": "Placebo"}]