National Institutes of Health (NIH).
Controversy over the effectiveness of phosphodiesterase 5 (PDE5) inhibitors such as Viagra (ingredient name sildenafil) and Cialis (tadanafil) in preventing Alzheimer's disease and dementia is heating up. Last year team at the University of Cleveland in the United States drew attention by analyzing American health insurance records and drew attention to research that Viagra and Cialis's disease and dementia 69% online on 6th Nature Aging. ㅂ그라구매 비아그라구입 In particular, it has attracted more attention as a drug repurposing for erectile dysfunction treatment. However, on October 4 of this year, a research team led by Professor Rishi Desai at Bringham and Women's Hospital published a study in Brain Communication that contradicted a previous study that PDE5 inhibitors were not related to the prevention of Alzheimer's disease and dementia, sparking controversy . The study, dubbed the DREAM study, is one of the ongoing studies by the National Institutes of Health (NIH).