[{"arm_notes": "", "treatment_id": null, "treatment_name": "A total of 140 (one hundred and forty) patients diagnosed with severe acute respiratory syndrome will be invited to participate in the study; and; after signing the informed consent form; they will be randomized into two groups; which will be treated according to the protocol : Control Group (70 patients): will receive intravenous infusion in peripheral venous access of Placebo (Glucose 5% 100mL) in 20h (single dose). Intervention Group (70 patients): will receive intravenous infusion in peripheral venous access of N acetylcysteine in a total dose of 300 mg / kg; with the first dose being 200 mg / kg in 4 hours and the second dose 100 mg / kg in 16 hours ( Single dose). Serum tests (30mL of blood from peripheral venous access) and arterial blood gases will be collected from all patients. Patients will be monitored daily by reviewing medical records and clinical data will be recorded on a RedCap form.;Drug;V03.175.250;SP4.046.447.673", "treatment_type": "TODO", "pharmacological_treatment": "TODO"}]

[{"arm_notes": "", "treatment_id": 18, "treatment_name": "Acetylcysteine", "treatment_type": "Respiratory agents", "pharmacological_treatment": "Pharmacological treatment"}, {"arm_notes": "", "treatment_id": 2187, "treatment_name": "Placebo", "treatment_type": "Placebo", "pharmacological_treatment": "Placebo"}]

[{"arm_notes": "", "treatment_id": null, "treatment_name": "A total of 140 (one hundred and forty) patients diagnosed with severe acute respiratory syndrome will be invited to participate in the study; and; after signing the informed consent form; they will be randomized into two groups; which will be treated according to the protocol : Control Group (70 patients): will receive intravenous infusion in peripheral venous access of Placebo (Glucose 5% 100mL) in 20h (single dose). Intervention Group (70 patients): will receive intravenous infusion in peripheral venous access of N acetylcysteine in a total dose of 300 mg / kg; with the first dose being 200 mg / kg in 4 hours and the second dose 100 mg / kg in 16 hours ( Single dose). Serum tests (30mL of blood from peripheral venous access) and arterial blood gases will be collected from all patients. Patients will be monitored daily by reviewing medical records and clinical data will be recorded on a RedCap form.;Drug;Clinical Trial;Medical Examination", "treatment_type": "TODO", "pharmacological_treatment": "TODO"}]