The study,publishedin the Journal of Alzheimers Disease, was led by scientists from the Cleveland Clinic.
The very next year, another study that examined Medicare datafailed to findsuch a connection.
This debate isnt over, though.
Image: Yuriy Maksymiv (Shutterstock)
And now the authors of the original study say theyve uncovered more evidence to support the hypothesis.
This time around, the team analyzed claims data from two large patient databases.
They also conducted more lab experiments, testing sildenafil on neurons grown from the stem cells of Alzheimers patients.
The scientists are quick to caution that their research cant show conclusively that sildenafil can prevent or delay Alzheimers.
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