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New study finds BCG vaccine may reduce Alzheimer’s risk


Washington: A study on Alzheimer’s has shown that the TB vaccine Bacillus Calmette Guérin (BCG) can reduce its risk. It may also be beneficial in the case of associated dementia. In this regard, research published in JAMA Network Open has shown that the use of BCG vaccine can reduce the risk of Alzheimer’s by 20 percent.

It is even more beneficial in the elderly of 70 years or more. Along with this, it also reduces the risk of death in them. 237 The vaccine is effective in many cases. It is currently the recommended therapy for non-muscle invasive bladder cancer.

Researchers from Massachusetts General Hospital and Brigham and Women’s Hospital analyzed 15 years of data on 6,467 patients. He was diagnosed with non muscle invasive bladder cancer. Of these, BCG vaccine was used during the treatment of 3388 patients. While 3079 were treated with other techniques. During follow-up, 202 patients treated with the BCG vaccine, while 262 treated with other methods, developed symptoms of Alzheimer’s and dementia.