[{"arm_notes": "nan", "treatment_id": null, "treatment_name": "Garadacimab, Factor XIIa Antagonist Monoclonal Antibody", "treatment_type": "Biological", "pharmacological_treatment": "Non pharmacological treatment"}, {"arm_notes": "nan", "treatment_id": 2187, "treatment_name": "Placebo", "treatment_type": "Placebo", "pharmacological_treatment": "Placebo"}]

[{"arm_notes": "", "treatment_id": 538, "treatment_name": "Garadacimab", "treatment_type": "Monoclonal antibodies", "pharmacological_treatment": "Pharmacological treatment"}, {"arm_notes": "", "treatment_id": 2187, "treatment_name": "Placebo", "treatment_type": "Placebo", "pharmacological_treatment": "Placebo"}]