Cough Syrup Slows Brain Damage in Parkinson’s Dementia, Study Finds

A decades-old cough medicine, Ambroxol, could be on the verge of a dramatic second act—not for sore throats, but for protecting the brain. In a year-long clinical trial, researchers gave Ambroxol to people with Parkinson’s-related dementia and found that it reached the brain, slowed signs of cell damage, and helped stabilize memory and psychiatric symptoms. […]



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