Levodopa/benserazide
Levodopa/benserazide, sold under the brand name Prolopa among others, is a fixed-dose combination medication used for the treatment of Parkinson's disease. Medical uses 
Levodopa/benserazide is indicated for the treatment of Parkinson's disease with the exception of drug-induced parkinsonism. References

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Antiparkinsonian agents
Aromatic L-amino acid decarboxylase inhibitors
Hydrazides
Peripherally selective drugs
Pyrogallols