A caller cause that slows the gait of Alzheimer's illness is excessively costly for excessively small payment to beryllium utilized connected the NHS, the drugs spending watchdog says.
Donanemab was hailed arsenic a turning constituent successful the illness past year.
But the National Institute of Health and Care Excellence (NICE) said it provided lone a tiny payment to patients.
And came with immense costs including the terms of the cause and monitoring for important side-effects including encephalon swelling.
People bash not get amended connected donanemab. It is not a cure for Alzheimer's disease, but it slows the progression of the disease.
It works by clearing a sticky macromolecule from the encephalon - called amyloid - which is 1 of the hallmarks of Alzheimer's.
The cause was earlier fixed a licence to beryllium utilized successful the UK, which means it tin beryllium prescribed privately.
However, NICE has ruled it would not beryllium a bully usage of taxpayers' wealth and was five-to-six times much costly than the NHS usually considers acceptable.
It said the cause slowed cognitive diminution by 4 to 7 months successful trials.
“This is conscionable not capable payment to warrant the further outgo to the NHS," said Helen Knight, manager of medicines valuation astatine NICE.
“I cognize this volition beryllium disappointing news, but this is an emerging tract of medicine and determination are different treatments being developed.”
It is estimated that astir 70,000 adults successful England would person been eligible for attraction with donanemab.
Another cause to dilatory Alzheimer's was recovered to beryllium excessively costly for the NHS successful the summer.
Prof Fiona Carragher, from the Alzheimer’s Society, said these drugs offered a "new skyline of anticipation successful the combat against dementia".
She described the determination arsenic "disheartening" but said the organisation respected the determination not to money it connected the NHS.