[{"arm_notes": "nan", "treatment_id": null, "treatment_name": "Melatonin;Toremifene", "treatment_type": "Drug;Drug", "pharmacological_treatment": "Pharmacological treatment"}, {"arm_notes": "nan", "treatment_id": 2187, "treatment_name": "Placebo", "treatment_type": "Placebo", "pharmacological_treatment": "Placebo"}, {"arm_notes": "nan", "treatment_id": null, "treatment_name": "Placebo;Melatonin", "treatment_type": "Other;Drug", "pharmacological_treatment": "Pharmacological treatment"}]

[{"arm_notes": "", "treatment_id": 1625, "treatment_name": "Melatonin+toremifene", "treatment_type": "Central nervous system agents+others pharmacological treatment", "pharmacological_treatment": "Pharmacological treatment"}, {"arm_notes": "", "treatment_id": 779, "treatment_name": "Melatonin", "treatment_type": "Central nervous system agents", "pharmacological_treatment": "Pharmacological treatment"}, {"arm_notes": "", "treatment_id": 2187, "treatment_name": "Placebo", "treatment_type": "Placebo", "pharmacological_treatment": "Placebo"}]