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Study finds heart valves at risk in use of 2 Parkinson’s drugs

Two popular Parkinson’s disease treating drugs, Permax and Dostinex, can seriously damage heart valves. Permax is approved in the U.S. and overseas, but Dostinex is only approved in the U.S. for hyperprolactinemia, a hormonal disease. Permax carries a black-box warning label and a milder warning was added to Dostinex just last month. One doctor is quoted as stating doctors should not prescribe these drugs with the risk of heart valve disease being extraordinarily high.

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