Abstract
Although (-)-deprenyl is known to be metabolized to methamphetamine and amphetamine, two small-scale double-blind trials indicate that neither metabolite contributes to all therapeutic benefit conferred by this drug in certain patients with Parkinson's disease: the manipulation of urinary pH, which alters the rate of excretion of these metabolites, failed to change the response pattern; substitution of a metabolite mixture for active drug caused a falling off in benefit.
MeSH Terms
Amphetamine/therapeutic use,urine
Double-Blind Method
Drug Therapy, Combination
Humans
Hydrogen-Ion Concentration
Levodopa/therapeutic use
Methamphetamine/therapeutic use,urine
Middle Aged
Parkinson Disease/drug therapy,urine
Phenethylamines/therapeutic use
Selegiline/therapeutic use
Chemicals
Phenethylamines
Selegiline
Methamphetamine
Levodopa
Amphetamine
Authors & Affiliations
5 authors, click to expand affiliations / ORCID
Elsworth J D
Sandler M
Lees A J
Ward C
Stern G M
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