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Cysteine Hydrochloride — Competitive Intelligence Brief

Cysteine Hydrochloride (CYSTEINE) competitive landscape: 6 comparators, recent regulatory actions, upcoming PDUFA, patent timeline. Class: Vitamin C [EPC]. Area: Respiratory.

marketed Vitamin C [EPC] Cystine/glutamate transporter Respiratory Small molecule Live · refreshed every 30 min

Target snapshot

Cysteine Hydrochloride (CYSTEINE) — Exela Pharma.

Comparator set (6 drugs)

Auto-detected by same drug class / molecular target / therapeutic area, ranked by phase + recency. Override with ?vs=slug1,slug2,….

DrugGenericSponsorPhaseClassTargetApproval / PDUFA
Cysteine Hydrochloride TARGET CYSTEINE Exela Pharma marketed Vitamin C [EPC] Cystine/glutamate transporter 1986-01-01
Acetadote Acetadote University of Texas Southwestern Medical Center marketed Cystine/glutamate transporter, Cytochrome c, Glutathione synthetase
L-cysteine L-cysteine Louisiana State University Health Sciences Center Shreveport marketed Amino acid derivative Cystine/glutamate transporter
Acetylcystein Acetylcystein University Hospital, Strasbourg, France marketed Cystine/glutamate transporter, Cytochrome c, Glutathione synthetase
Infuvite Adult alpha-tocopherol acetate Novartis marketed Vitamin C [EPC] 2000-01-01
Glucoferron FERROUS GLUCONATE Sanofi marketed Vitamin C [EPC] 1999-01-01
Vitamin B5 CALCIUM PANTOTHENATE Pfizer marketed Vitamin C [EPC] 1993-01-01

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 (Vitamin C [EPC] class)

  1. · 16 drugs in this class
  2. Pfizer · 5 drugs in this class
  3. Energique, Inc. · 2 drugs in this class
  4. Exela Pharma · 1 drug in this class
  5. Faculdade de Medicina do ABC · 1 drug in this class
  6. Glaukos · 1 drug in this class
  7. Hippocration General Hospital · 1 drug in this class
  8. Jun Gong, MD · 1 drug in this class
  9. MEDPOINTE PHARM HLC · 1 drug in this class
  10. Novartis · 1 drug in this class

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Cite this brief

Drug Landscape (2026). Cysteine Hydrochloride — Competitive Intelligence Brief. https://druglandscape.com/ci/cysteine. Accessed 2026-05-13.

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