[{"arm_notes": "nan", "treatment_id": null, "treatment_name": "Multivitamin with 11mg of zinc", "treatment_type": "DIETARY_SUPPLEMENT", "pharmacological_treatment": "TODO"}, {"arm_notes": "nan", "treatment_id": null, "treatment_name": "PreserVision AREDS formulation soft gels or tablets", "treatment_type": "DIETARY_SUPPLEMENT", "pharmacological_treatment": "TODO"}]

[{"arm_notes": "nan", "treatment_id": null, "treatment_name": "Multivitamin with 11mg of zinc", "treatment_type": "Dietary Supplement", "pharmacological_treatment": "TODO"}, {"arm_notes": "nan", "treatment_id": null, "treatment_name": "PreserVision AREDS formulation soft gels or tablets", "treatment_type": "Dietary Supplement", "pharmacological_treatment": "TODO"}]

[{"arm_notes": "", "treatment_id": 264, "treatment_name": "Centrum adult (under 50) multivitamin", "treatment_type": "Nutrition", "pharmacological_treatment": "Non pharmacological treatment"}, {"arm_notes": "", "treatment_id": 2265, "treatment_name": "Beta-carotene+copper+vitamin c+vitamin e+zinc", "treatment_type": "Vitamins and dietary supplements", "pharmacological_treatment": "Pharmacological treatment"}]

[{"arm_notes": "nan", "treatment_id": null, "treatment_name": "Centrum Adult (under 50) multivitamin", "treatment_type": "Dietary Supplement", "pharmacological_treatment": "TODO"}, {"arm_notes": "nan", "treatment_id": null, "treatment_name": "PreserVision AREDS formulation gel tabs", "treatment_type": "Dietary Supplement", "pharmacological_treatment": "TODO"}]