Following a racist tweet issued by US comedienne Roseanne Barr earlier this week, Sanofi has rejected her claim that its sleep aid drug Ambien was responsible for her behaviour.
A look back at some of this week's most eyecatching stories, including the scandal around Cambridge Analytica's unauthorised data harvesting for the Trump election campaign.
The EMA's human medicines committee has recommended against approval of Eisai and Biogen's Alzheimer's disease therapy Leqembi, after regulators in the US, China and Japan gave a green ligh