The Pharmaceutical Journal
Vol 278 No 7453 p600
26 May 2007

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Coenzyme Q₁₀ and Parkinson's

Although use of daily 300mg coenzyme Q₁₀ supplements leads to plasma levels sufficient to exert an intracellular effect in patients with Parkinson's disease, it does not improve symptoms of the disease when added to standard Parkinson's disease therapies, a placebo-controlled trial of 131 patients shows (published online in Archives of Neurology, 14 May 2007).