porphyria

For many years, it was believed the king suffered from acute porphyria, a genetic disorder that can affect the nervous system.

The drug treats acute intermittent porphyria, which runs in families and can leave people unable to work or have a normal life.

Sue Burrell no longer has bouts of severe pain caused by her acute intermittent porphyria.

God knows, there were other places he could have gone – claiming to have caught porphyria from a sofa once owned by George III, for instance, or to have been chemically castrated in ’Nam.

The drug, Givlaari, uses a mechanism known as RNA interference to target and “silence” specific genetic material, blocking the production of the protein that causes acute hepatic porphyria.