This is the link to the report in The Times.......
thetimes.co.uk/article/arth...
The drug is called Upadacitinib, it is a JAK inhibitor, and can be found on NICE offering guidelines. Seems that it is expensive so you need to fail on all the other conventional drugs first! £805 per pack of 28 - it is taken daily..
bnf.nice.org.uk/drug/upadac...
It is promising but not without its problems...