Approval of China's first rituximab biosimilar under new pathway gives developers much-needed boost and an opening to the international market for made-in-China biosimilars helped by favorable regulatory policy changes at home.

The US Supreme Court has lifted a stay on document discovery in a multi-state lawsuit in which dozens of generics companies – including Teva, Mylan and Pfizer – are accused of price fixing. The ruling will allow a swathe of documents to be released in what Connecticut’s attorney general has said is potentially “the largest cartel case” in US history.

Daraprim, which saw its price jacked up by 4,000% by former drug company executive Martin Shkreli, now has a competitor with the US Food and Drug Administration’s approval of the first generic version of the nearly seven-decade-old drug used to treat a life-threatening parasitic infection known as toxoplasmosis.