Gabapentin Drug Asset Due Diligence Report 2026: Clinical, IP, Market, Deals, and Go/No-Go
This Gabapentin Drug Asset Due Diligence Report was built with PatSnap Life Sciences MCP workflows. Drug & Asset MCP establishes identity, ownership and stage; Clinical Trials MCP checks design, endpoints and readouts; Company & Deal Intelligence MCP reconstructs transaction precedent. Explore the MCP servers used in this report.
Decision date: 15 July 2026. Currency fields are presented in US$ millions as returned by the deal dataset. This is a screening memorandum, not legal, medical, patent or investment advice.
Approved
Highest phase
724
Registered trials
159
Result records
5
Matched deals
Executive recommendation: GO
Decision memo
Advance diligence: development maturity and available evidence support continued investment, subject to indication-specific safety, IP, and commercial gates.
The central underwriting question is whether Gabapentin can convert its Small molecule drug profile and CACNA2D1 x CACNA2D2 biology into clinically meaningful differentiation while preserving an investable safety, IP and commercial position.
1. Asset identity and development status
| Asset | Gabapentin (query alias: gabapentin) |
|---|---|
| Modality / target | Small molecule drug; CACNA2D1 x CACNA2D2; CACNA2D1 blockers, CACNA2D2 blockers |
| Highest global status | Approved |
| Originator | Pfizer Inc. |
| Active developers | Viatris Pharma GmbH, Parke Davis (India) Ltd., Pfizer Inc. |
The MCP disease footprint includes Peripheral neuralgia, Neuralgia, Postherpetic, Anxiety Disorders. The highest-phase flag is a useful orientation point, but the licensing case depends on indication-level evidence and rights, not the global label alone.
2. Clinical program: design and endpoint audit
| Registry | Phase | Status | Enrollment | Lead primary endpoint |
|---|---|---|---|---|
| NCT07625410 | Phase 2/3 | Completed | 44 | Change in Pain Intensity Scores Assessed by Visual Analog Scale (VAS) |
| NCT07593313 | Not Applicable | Recruiting | 80 | Numerical Rating Scale (NRS) score |
| NCT07644065 | Not Applicable | Completed | 40 | Serum kynurenic acid (KYNA) concentration |
The trial set should be diligenced for randomization, comparator relevance, endpoint hierarchy, analysis population, multiplicity, geographic mix and readout timing. For early-stage studies, safety and dose selection can be as decision-critical as response rate.
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3. Clinical readouts: what is known
Multimodal Management for Perioperative Analgesia in Otolaryngology - Head and Neck Free Flap Reconstructive Surgery: A Prospective Study
Phase 4; n=30; evaluation: not stated. Reported fields: Mean Morphine Equivalents During Stay(Mean) = 222.8 Morphine Milligram Equivalents (MME) (Standard Deviation, 121.4); Mean Morphine Equivalents During Stay(Mean) = 101.9 Morphine Milligram Equivalents (MME) (Standard Deviation, 100.0); -
Nonopioid Pain Control Regimen After Arthroscopic Hip Procedures
Phase 4; n=86; evaluation: not stated. Reported fields: Day 1 Post-Operatively(Mean) = 4.4 score on a scale (Standard Deviation, 0.2); -; -
Glutamate- and GABA-targeted drugs for Cc-occurring bipolar and alcohol use disorders: a randomized, double-blind, placebo-controlled, crossover study of N-acetylcysteine, gabapentin, and placebo
Phase 2; n=54; evaluation: Positive. Reported fields: %HDD = 40.94 Unit ( 4.55); %HDD = 31.86 Unit ( 4.6)
These fields are structured evidence signals, not a substitute for statistical review. The next diligence pass should reconcile denominators, confidence intervals, follow-up, censoring, dose cohorts and treatment-emergent toxicity against the original abstract, registry and protocol.
4. Market and competitive position
Gabapentin addresses Peripheral neuralgia, Neuralgia, Postherpetic, Anxiety Disorders. Commercial attractiveness rests on addressable biomarker-positive patients, treatment-line placement, duration, administration burden, pricing and displacement of entrenched standards. The modality—Small molecule drug—must demonstrate a benefit large enough to offset class-specific safety and operational costs.
The strongest market-validation signal in this screen is partner behavior: 5 matched transaction record(s) indicate that sophisticated counterparties have assigned strategic value to the asset or its rights. That does not establish net present value; probability of success, remaining R&D spend, royalties, cost sharing and territorial scope still need modeling.
5. Transaction precedent and economics
| Date | Transaction | Phase at deal | Disclosed economics |
|---|---|---|---|
| 2025-03-05 | SK chemicals signs distribution and marketing deal with Viatris Korea for three drugs | Approved | Financial terms not disclosed |
| 2024-12-31 | 海普瑞集团与永太药业达成美国分销协议 | Approved | Financial terms not disclosed |
| 2023-09-18 | Adalvo and Lotus launch Gabapentin ER in South Korea | Approved | Financial terms not disclosed |
Headline values are not directly comparable. Diligence should normalize upfront cash, equity, development and sales milestones, tiered royalties, opt-in mechanics, cost sharing, change-of-control clauses and geography.
6. IP and freedom-to-operate screen
The milestone feed surfaced a patent-application signal described as “Application of gabapentin in preparation of medicine for treating atrial hypertrophy or atrial fibrillation of heart failure after myocardial infarction”. The milestone feed surfaced a patent-application signal described as “A novel pharmaceutical formulation for increasing the oral bioavailability of gabapentin using phytosomes”. The milestone feed surfaced a patent-application signal described as “Efficient formulation for controlled release profile of gabapentin with HPMC k100 and dibasic calcium phosphate”.
The claim chart should separately test composition or sequence coverage, formulation and dosing, indication and biomarker claims, combinations, manufacturing know-how, prosecution history, term extensions and third-party blocking rights. Confirm that licensed patents, data and know-how track every granted territory and field.
7. Principal risks and diligence gates
- Therapeutic index across KRAS/BRAF mutation subgroups
- On-target toxicity and adaptive MAPK resistance
- Lack of matched efficacy results in the current MCP result set
Cross-functional diligence should also test CMC comparability, supply chain, pharmacovigilance, regulatory correspondence, data integrity, investigator concentration, partner obligations and change-of-control restrictions.
8. Final go/no-go memorandum
GO
Advance diligence: development maturity and available evidence support continued investment, subject to indication-specific safety, IP, and commercial gates.
Required pre-signing gates: reproduce key efficacy analyses; complete an indication-specific safety review; run a full patent-family and freedom-to-operate search; model risk-adjusted economics by territory; and reconcile all rights, sublicenses and encumbrances.
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Data provenance: PatSnap Drug & Asset MCP, Clinical Trials MCP, and Company & Deal Intelligence MCP; accessed 15 July 2026. Counts and status fields may change as source records update.
