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Lamotrigine Dispersible/Chewable

Phase 1

Epilepsy | Small molecule | Neurology |GSK plc|Trials Updated: Jun 1, 2017

Lamotrigine Dispersible/Chewable target and mechanism

Molecular targetSCN1A, SCN5A, SCN4A, SCN7A, SCN2A, SCN9A
Target classBlocker
ModalitySmall molecule
ChEMBLCHEMBL741

Success Probability

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Market & Valuation

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Trial Design

RandomizedCONTROLLED
Total Trials2
Total Enrollment162

FDA Designations

No designations recorded

Lamotrigine Dispersible/Chewable clinical trials

Lamotrigine Dispersible/Chewable · 2 trials · 1 indication

Phase 1 2
NCT02064465The Bioequivalence Study of Lamotrigine Dispersible/Chewable Tablets 100mg Compared With Compressed Tablet 100 mgEpilepsy
COMPLETED138 Analytics
NCT01879423The Bioequivalence Study of Lamotrigine Dispersible/Chewable Tablets 5mg×5 Compared With Lamotrigine Compressed Tablet 25mg in Chinese Healthy Male SubjectsEpilepsy
COMPLETED24 Analytics
PHASE1COMPLETED
The Bioequivalence Study of Lamotrigine Dispersible/Chewable Tablets 100mg Compared With Compressed Tablet 100 mg
EpilepsyUnlock trial analytics
PHASE1COMPLETED
The Bioequivalence Study of Lamotrigine Dispersible/Chewable Tablets 5mg×5 Compared With Lamotrigine Compressed Tablet 25mg in Chinese Healthy Male Subjects
EpilepsyUnlock trial analytics

Study Endpoints

Primary Endpoints

Area under the concentration-time curve [AUC(0-inf)] of lamotrigine if coefficients of variation (CV)% of λz<=30%, or AUC(0-inf)• λz if CV% of λz >30%, or AUC(0-t) if AUC(0-inf) cannot be accurately determined, including bioequivalence evaluation
pre-dose, 0.5, 1, 1.5, 2, 2.5, 3, 4, 6, 8, 12, 24, 36, 48, 72, 96, 120, 144, 168, 216 hours post-dose
The observed maximum serum drug concentration (Cmax), including bioequivalence evaluation
pre-dose, 0.5, 1, 1.5, 2, 2.5, 3, 4, 6, 8, 12, 24, 36, 48, 72, 96, 120, 144, 168, 216 hours post-dose
Area under the concentration-time curve from time zero to infinity [AUC(0-inf)], including bioequivalence evaluation
pre-dose, 0.5, 1, 1.5, 2, 2.5, 3, 4, 6, 8, 12, 24, 36, 48, 72, 96, 120, 144, 168 hours post-dose

AUC(0-inf) is a measure of systemic drug exposure, which is obtained by collecting a series of blood samples and measuring the concentrations of drug in each sample. AUC(0-inf) is defined as area under the concentration vs. time curve from zero to infinity.

Area under the concentration-time curve up to the last time point at which the concentration is above the lower limit of quantification [AUC(0-t)], including bioequivalence evaluation
pre-dose, 0.5, 1, 1.5, 2, 2.5, 3, 4, 6, 8, 12, 24, 36, 48, 72, 96, 120, 144, 168 hours post-dose

AUC(0-t) is a measure of systemic drug exposure, which is obtained by collecting a series of blood samples and measuring the concentrations of drug in each sample. AUC(0-t) is defined as AUC from time 0 to the last data point above the Lower Limit of Quantification.

Secondary Endpoints

Time to reach Cmax (Tmax) as data permit.
pre-dose, 0.5, 1, 1.5, 2, 2.5, 3, 4, 6, 8, 12, 24, 36, 48, 72, 96, 120, 144, 168, 216 hours post-dose
Elimination half-time (t1/2) as data permit
pre-dose, 0.5, 1, 1.5, 2, 2.5, 3, 4, 6, 8, 12, 24, 36, 48, 72, 96, 120, 144, 168, 216 hours post-dose
Elimination rate constant, linear regression according to linear serum drug concentration-time curve (λz) as data permit.
pre-dose, 0.5, 1, 1.5, 2, 2.5, 3, 4, 6, 8, 12, 24, 36, 48, 72, 96, 120, 144, 168, 216 hours post-dose
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Study Design & Arms

AllocationRANDOMIZED
MaskingNONE
ModelPARALLEL
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
Lamotrigine Dispersable/ChewableEXPERIMENTALlamotrigine dispersible/chewable tablet 100mg
Lamotrigine CompressedEXPERIMENTALlamotrigine compressed tablet 100mg
Lamotrigine (Lamictal) D/C 5mg*5, CrossoverEXPERIMENTALSingle dose of lamotrigine dispersible/chewable (D/C)5mg\*5 tablets at Day1 and Single dose of Lamotrigine Compressed 25mg\*1 tablet at Day15
Lamotrigine (Lamictal) Compressed 25mg, CrossoverEXPERIMENTALSingle dose of lamotrigine compressed 25mg\*1 tablet at Day1 and Single dose of lamotrigine dispersible/chewable 5mg\*5 tablets at Day15

Interventions

NameTypeDescription
Lamotrigine Dispersible/Chewable tabletDRUGSingle dose of lamotrigine dispersible/chewable 100mg tablet at Day1
Lamotrigine Compressed tabletDRUGSingle dose of lamotrigine compressed 100mg tablet at Day1
Lamotrigine Dispersible/Chewable tablets 5mg*5DRUGSingle dose of lamotrigine dispersible/chewable 5mg\*5 tablets at Day1 and Single dose of Lamotrigine Compressed 25mg\*1 tablet at Day15
Lamotrigine Compressed tablet 25mgDRUGSingle dose of lamotrigine compressed 25mg\*1 tablet at Day1 and Single dose of lamotrigine dispersible/chewable 5mg\*5 tablets at Day15
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Eligibility Criteria

Age Range18 Years to 45 Years
SexMALE
Healthy VolunteersYes
Study Sites1

Inclusion Criteria: * Healthy Chinese male non-smoker, based on medical history and physical examination, aged between 18 and 45 years of age inclusive, at the time of signing the informed consent. * Healthy as determined by a responsible and experienced physician, based on a medical evaluation inc...

Countries:China
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Frequently asked questions about Lamotrigine Dispersible/Chewable

What is Lamotrigine Dispersible/Chewable?

Lamotrigine Dispersible/Chewable is an oral formulation of lamotrigine developed by GSK plc for epilepsy. It is designed as a dispersible or chewable tablet, offering an alternative to standard compressed tablets. It is a small molecule and is currently in Phase 1 clinical development.

What is Lamotrigine Dispersible/Chewable used for?

Lamotrigine Dispersible/Chewable is being developed for the treatment of epilepsy. The clinical trials conducted for this formulation have enrolled participants with epilepsy, though the studies were bioequivalence studies in healthy volunteers. It is intended to provide an alternative dosage form for patients who may have difficulty swallowing tablets.

What does Lamotrigine Dispersible/Chewable target?

Lamotrigine Dispersible/Chewable targets voltage-gated sodium channels, specifically SCN1A, SCN2A, SCN4A, SCN5A, SCN7A, and SCN9A. It acts as a blocker of these channels. This mechanism is consistent with its development for epilepsy, where sodium channel blockade helps stabilize neuronal membranes and reduce seizure activity.

Who makes Lamotrigine Dispersible/Chewable?

Lamotrigine Dispersible/Chewable is developed by GSK plc, which trades under the ticker GSK. GSK is the sponsor of the clinical trials evaluating this formulation.

What phase is Lamotrigine Dispersible/Chewable in?

Lamotrigine Dispersible/Chewable is in Phase 1 clinical development. Two Phase 1 trials have been completed, and there are currently no active trials. The studies were bioequivalence studies comparing the dispersible/chewable formulation to compressed tablets.

What clinical trials is Lamotrigine Dispersible/Chewable in?

Lamotrigine Dispersible/Chewable has been evaluated in two completed Phase 1 trials: NCT02064465, a bioequivalence study of the 100 mg dispersible/chewable tablet versus the 100 mg compressed tablet, and NCT01879423, a bioequivalence study of the 5 mg×5 dispersible/chewable tablet versus the 25 mg compressed tablet. Both enrolled healthy male volunteers in China.