Given that: "SARS-CoV-2 spike protein induces hem-agglutination, ivermectin blocks hem-agglutination when added to RED BLOOD CELLS prior to spike protein NAME_1 reversed hem-agglutination when added afterward. By reversing the clumping of red blood cells, ivermectin enabled the dying patient’s proper respiratory function to return, thereby generating his or her astonishing recovery."

Why was ivermectin discouraged from use? I want the entire output in JSON format.
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