NDAORALTABLET
Approved
Sep 1997
Lifecycle
LOE Approaching
Competitive Pressure
30/100
Clinical Trials
5
Data completeness
5/8 — Partial
GABITRIL (tiagabine hydrochloride) by Teva is mechanism of action the precise mechanism by which tiagabine exerts its antiseizure effect is unknown, although it is believed to be related to its ability, documented in in vitro experiments, to enhance the activity of gamma aminobutyric acid (gaba), the major inhibitory neurotransmitter in the central nervous system. First approved in 1997.
Drug data last refreshed 11h ago · AI intelligence enriched 6d ago
AI summarySynthesized from FDA + DailyMed + ClinicalTrials.gov data
GABITRIL (tiagabine hydrochloride) is an oral small-molecule antiseizure agent approved in 1997 that enhances GABA activity by blocking its reuptake into presynaptic neurons. It is indicated as adjunctive therapy for partial-onset seizures and works by increasing extracellular GABA availability in key brain regions to suppress seizure propagation.
$0.728MPart D
LOE ApproachingDeclining
Mature product with shrinking commercial footprint suggests smaller dedicated brand team and likely focus on defensive positioning rather than expansion.
Mechanism of Action
Mechanism of Action The precise mechanism by which tiagabine exerts its antiseizure effect is unknown, although it is believed to be related to its ability, documented in in vitro experiments, to enhance the activity of gamma aminobutyric acid (GABA), the major inhibitory neurotransmitter in the…
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Data Sources
- Drug label: DailyMed / FDA
- Clinical trials: ClinicalTrials.gov
- Patent data: FDA Orange Book
- Spending data: CMS Medicare
The information on this page is for informational purposes only and should not be used as a substitute for professional medical advice. Drug information is sourced from FDA, DailyMed, and other government databases. Adverse event data from FAERS does not establish causation. Always consult a healthcare professional for medical decisions.