Treatment with Tryptophan of Levodopa-Associated Psychiatric Disturbances

B. L. Beasley, J. G. Nutt, R. W. Davenport, T. N. Chase

Research output: Contribution to journalArticle

21 Scopus citations


The effect of 2 to 6 g of tryptophan per day on levodopa-induced psychiatric symptoms was tested in nine patients with Parkinson's disease in a double-blind, placebo-controlled trial. The psychiatric disturbances were not greatly altered by administration of tryptophan.

Original languageEnglish (US)
Pages (from-to)155-156
Number of pages2
JournalArchives of Neurology
Issue number3
StatePublished - Mar 1980


ASJC Scopus subject areas

  • Arts and Humanities (miscellaneous)
  • Clinical Neurology

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