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Sinemet (comparator) — Competitive Intelligence Brief

Sinemet (comparator) (Sinemet (comparator)) competitive landscape: 6 comparators, recent regulatory actions, upcoming PDUFA, patent timeline. Class: Dopamine precursor with peripheral decarboxylase inhibitor. Area: Neurology.

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)

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DrugGenericSponsorPhaseClassTargetApproval / 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)

No regulatory actions in the last 90 days for this set.

Upcoming PDUFA dates (next 180 days)

No PDUFA dates in the next 180 days for this set.

Patent timeline (forward window)

No upcoming patent expiries for this set.

Sponsor landscape (Dopamine precursor with peripheral decarboxylase inhibitor class)

  1. Bial - Portela C S.A. · 2 drugs in this class
  2. IRCCS San Raffaele Roma · 2 drugs in this class
  3. NeuroDerm Ltd. · 1 drug in this class
  4. Pfizer · 1 drug in this class
  5. Ross D. Zafonte, MD · 1 drug in this class
  6. University of Buenos Aires · 1 drug in this class
  7. AbbVie · 1 drug in this class
  8. XenoPort, Inc. · 1 drug in this class
  9. 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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