That vid was posted on 8kun/qresearch a few days ago
Can't find sauce of that yesterday made screencap somehow. Did find a Sputnik article with exactly the same story tho
https://sputniknews.com/society/202004241079086805-leaked-who-documents-reveal-antiviral-drug-remdesivir-failed-first-clinical-trial-/
https://twitter.com/DC_Draino/status/1252760509113344002