Fig. 2From: A parallel-group, multicenter randomized, double-blinded, placebo-controlled, phase 2/3, clinical trial to test the efficacy of pyridostigmine bromide at low doses to reduce mortality or invasive mechanical ventilation in adults with severe SARS-CoV-2 infection: the Pyridostigmine In Severe COvid-19 (PISCO) trial protocolProtocol Activities. All timepoints are counted from enrollment (Baseline). Arrows indicate specific actions to be performed at each predefined timepoint. Patients who are discharged from hospital before day 14 are not required to return for blood sampling. Abbreviations: ABG: arterial blood gases; IL-6: interleukin 6Back to article page