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The French scientist who promoted the discredited hydroxychloroquine treatment for Covid-19 backed by Donald Trump faces being pushed out of the infectious diseases institute he founded, amid concerns from key members over its role in feeding conspiracy theories and an investigation by regulators into its clinical studies.
Didier Raoult has built a worldwide following throughout the pandemic for his support of the malaria drug despite its failure in randomised control trials. Multiple studies, including by the Recovery trial and the World Health Organisation, have found hydroxychloroquine to be ineffective in treating Covid-19.
Related: French scientist who pushed unproven Covid drug may be forced from post
The Commons Speaker, Sir Lindsay Hoyle, is facing calls to urge MPs to wear masks in the chamber, after cabinet ministers and many Tory backbenchers shunned the advice during a packed eight-hour debate on Afghanistan.
Although face coverings stopped being mandatory in most settings on 19 July, government guidance that face coverings should be work in “crowded and enclosed spaces” remains in place, and rules set down by the parliamentary authorities say they should be worn in the main debating space.
Related: Unions urge Commons Speaker to take tougher line on unmasked MPs