Prescription of Ivermectin or Hydroxychloroquine as Off-Label Medicines for the Prevention or Treatment of Covid-19 Attorney General - Nebraska
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It appears that he thought "hit piece" published in the Lancet.was not based on science.
And he thought that US custom that a doctor could prescribe any drug off-lable to another disease should apply to Ivermectin use for COVID-19 as well.
Ivermectin and COVID-19 in VitaminDWiki