Viagra may be useful against Alzheimer's dementia

Viagra may be useful against Alzheimer's dementia The impotence pill Viagra may be a useful treatment against Alzheimer's disease, say US researchers who have been studying its effects in the brain.

Tests in cells suggest the drug targets some of the proteins that accumulate in this type of dementia.

The Cleveland team also analysed a database of 7m patients and found men who were on the drug had a lower risk of Alzheimer's. BBC News

See also: 

• Endophenotype-based in silico network medicine discovery combined with insurance record data mining identifies sildenafil as a candidate drug for Alzheimer’s disease (abstract) Nature Aging