Former prime minister Lord David Cameron is leading calls for drugs that have previously been rejected for use on the NHS to be approved for treating Alzheimer’s.

Lord Cameron has joined dozens of dementia specialists in the plea, and has also called for a maximum 18-week wait for a diagnosis of the disease, the Telegraph reported.

While treatments such as lecanemab and donanemab have advanced the field of drug treatments, other medicines are far cheaper and experts know already about the risk of side-effects for some of them.

They were licensed in 2024, but are not available on the NHS outside clinical trials.

Lord Cameron, president of charity Alzheimer’s Research UK, lost his mother to the disease in 2025 .…