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Levodopa/Carbidopa (LD/CD) — Competitive Intelligence Brief
phase 3
Dopamine precursor with peripheral decarboxylase inhibitor
Dopamine pathway; aromatic L-amino acid decarboxylase (carbidopa component)
Neurology
Small molecule
Live · refreshed every 30 min
Target snapshot
Levodopa/Carbidopa (LD/CD) (Levodopa/Carbidopa (LD/CD)) — AbbVie. Levodopa is converted to dopamine in the brain to replace deficient neurotransmitter levels, while carbidopa inhibits premature conversion in the periphery, allowing more levodopa to reach the central nervous system.
Comparator set (6 drugs)
| Drug | Generic | Sponsor | Phase | Class | Target | Approval / PDUFA |
|---|---|---|---|---|---|---|
| Levodopa/Carbidopa (LD/CD) TARGET | Levodopa/Carbidopa (LD/CD) | AbbVie | phase 3 | Dopamine precursor with peripheral decarboxylase inhibitor | Dopamine pathway; aromatic L-amino acid decarboxylase (carbidopa component) | |
| 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) | |
| Sinemet (comparator) | Sinemet (comparator) | XenoPort, Inc. | marketed | Dopamine precursor with peripheral decarboxylase inhibitor | Aromatic L-amino acid decarboxylase (AADC); dopaminergic system | |
| Levodopa Benserazide Teva Italia | Levodopa Benserazide Teva Italia | IRCCS San Raffaele Roma | marketed | Dopamine precursor with peripheral decarboxylase inhibitor | Aromatic amino acid decarboxylase (inhibited by benserazide); dopamine receptors (target of levodopa-derived dopamine) | |
| controlled-release levodopa / carbidopa | controlled-release levodopa / carbidopa | Pfizer | marketed | Dopamine precursor with peripheral decarboxylase inhibitor | Aromatic amino acid decarboxylase (AADC); dopamine pathway | |
| 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 / Carbidopa | Levodopa / Carbidopa | Ross D. Zafonte, MD | marketed | Dopamine precursor with peripheral decarboxylase inhibitor | Aromatic amino acid decarboxylase (AADC); dopamine pathway |
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). Levodopa/Carbidopa (LD/CD) — Competitive Intelligence Brief. https://druglandscape.com/ci/levodopa-carbidopa-ld-cd. Accessed 2026-06-10.
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Primary sources · FDA · ClinicalTrials.gov · EMA · SEC EDGAR · ChEMBL · Wikidata · full sourcing