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Sinemet (comparator) — Competitive Intelligence Brief
marketed
Dopamine precursor with peripheral decarboxylase inhibitor
Aromatic L-amino acid decarboxylase (AADC); dopaminergic system
Neurology
Small molecule
Live · refreshed every 30 min
Target snapshot
Sinemet (comparator) (Sinemet (comparator)) — XenoPort, Inc.. Sinemet combines levodopa (a dopamine precursor) with carbidopa (a decarboxylase inhibitor) to increase dopamine levels in the brain while preventing peripheral conversion of levodopa.
Comparator set (6 drugs)
| Drug | Generic | Sponsor | Phase | Class | Target | Approval / PDUFA |
|---|---|---|---|---|---|---|
| Sinemet (comparator) TARGET | Sinemet (comparator) | XenoPort, Inc. | marketed | Dopamine precursor with peripheral decarboxylase inhibitor | Aromatic L-amino acid decarboxylase (AADC); dopaminergic system | |
| L-DOPA/DDCI | L-DOPA/DDCI | Bial - Portela C S.A. | marketed | Dopamine precursor with peripheral decarboxylase inhibitor | Aromatic amino acid decarboxylase (AADC); dopaminergic system | |
| controlled-release levodopa / carbidopa | controlled-release levodopa / carbidopa | Pfizer | marketed | Dopamine precursor with peripheral decarboxylase inhibitor | Aromatic amino acid decarboxylase (AADC); dopamine pathway | |
| Levodopa and carbidopa | Levodopa and carbidopa | NeuroDerm Ltd. | marketed | Dopamine precursor with peripheral decarboxylase inhibitor | Dopamine pathway; aromatic L-amino acid decarboxylase (inhibited by carbidopa) | |
| Levodopa Benserazide Madopar | Levodopa Benserazide Madopar | IRCCS San Raffaele Roma | marketed | Dopamine precursor with peripheral decarboxylase inhibitor | Dopamine pathway; aromatic amino acid decarboxylase (inhibited by benserazide) | |
| levodopa/dopa decarboxylase inhibitor | levodopa/dopa decarboxylase inhibitor | Bial - Portela C S.A. | marketed | Dopamine precursor with peripheral decarboxylase inhibitor | Aromatic amino acid decarboxylase (peripheral inhibition); dopamine receptors (central effect) | |
| Levodopa + benserazide | Levodopa + benserazide | University of Buenos Aires | marketed | Dopamine precursor with peripheral decarboxylase inhibitor | Dopamine pathway; aromatic L-amino acid decarboxylase (peripheral inhibition) |
Recent regulatory actions (last 90 days)
Upcoming PDUFA dates (next 180 days)
Patent timeline (forward window)
Sponsor landscape (Dopamine precursor with peripheral decarboxylase inhibitor class)
- Bial - Portela C S.A. · 2 drugs in this class
- IRCCS San Raffaele Roma · 2 drugs in this class
- NeuroDerm Ltd. · 1 drug in this class
- Pfizer · 1 drug in this class
- Ross D. Zafonte, MD · 1 drug in this class
- University of Buenos Aires · 1 drug in this class
- AbbVie · 1 drug in this class
- XenoPort, Inc. · 1 drug in this class
- Intec Pharma Ltd. · 1 drug in this class
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Cite this brief
Drug Landscape (2026). Sinemet (comparator) — Competitive Intelligence Brief. https://druglandscape.com/ci/sinemet-comparator. Accessed 2026-05-13.
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