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Carbidopa High-Dose — Competitive Intelligence Brief

Carbidopa High-Dose (Carbidopa High-Dose) competitive landscape: 6 comparators, recent regulatory actions, upcoming PDUFA, patent timeline. Class: Aromatic L-amino acid decarboxylase inhibitor. Area: Movement Disorders.

phase 2 Aromatic L-amino acid decarboxylase inhibitor Aromatic L-amino acid decarboxylase Movement Disorders Small molecule Live · refreshed every 30 min

Target snapshot

Carbidopa High-Dose (Carbidopa High-Dose) — NYU Langone Health. Carbidopa is a decarboxylase inhibitor that prevents the conversion of levodopa to dopamine, thereby increasing the availability of levodopa in the brain.

Comparator set (6 drugs)

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DrugGenericSponsorPhaseClassTargetApproval / PDUFA
Carbidopa High-Dose TARGET Carbidopa High-Dose NYU Langone Health phase 2 Aromatic L-amino acid decarboxylase inhibitor Aromatic L-amino acid decarboxylase
Sinemet (comparator) Sinemet (comparator) XenoPort, Inc. marketed Dopamine precursor with peripheral decarboxylase inhibitor Aromatic L-amino acid decarboxylase (AADC); dopaminergic system
Levodopa + benserazide Levodopa + benserazide University of Buenos Aires marketed Dopamine precursor with peripheral decarboxylase inhibitor Dopamine pathway; aromatic L-amino acid decarboxylase (peripheral inhibition)
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)
Madopar monotherapy Madopar monotherapy Peking University Third Hospital marketed Dopamine precursor / Decarboxylase inhibitor combination Dopamine pathway; aromatic L-amino acid decarboxylase (peripheral inhibition by benserazide)
Accordion Pill™ Carbidopa/Levodopa Accordion Pill™ Carbidopa/Levodopa Intec Pharma Ltd. phase 3 Dopamine precursor with peripheral decarboxylase inhibitor Aromatic L-amino acid decarboxylase (carbidopa); dopamine pathway (levodopa)
IR CD-LD IR CD-LD Impax Laboratories, LLC phase 3 Dopamine replacement therapy / Decarboxylase inhibitor combination Dopamine pathway; carbidopa inhibits aromatic L-amino acid decarboxylase

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 (Aromatic L-amino acid decarboxylase inhibitor class)

  1. NYU Langone Health · 2 drugs in this class

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Cite this brief

Drug Landscape (2026). Carbidopa High-Dose — Competitive Intelligence Brief. https://druglandscape.com/ci/carbidopa-high-dose. Accessed 2026-06-10.

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