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Lamotrigine

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BW-430C, BW430C
Lamotrigine
Molecular structure via molpic based on CDK
Physical properties
[]
256.09 g/mol [1]
AppearanceWhite to pale cream-colored powder. Crystals from isopropanol [1]
Melting point177-181 [1]
Boiling point503.1±60.0 [1]
SolubilityIn water, 170 mg/L at 25 °C [1]
1.4 [1]
Structural Identifiers
[]
C9H7Cl2N5 [1]
6-(2,3-dichlorophenyl)-1,2,4-triazine-3,5-diamine [1]
C1=CC(=C(C(=C1)Cl)Cl)C2=C(N=C(N=N2)N)N [1]
InChI=1S/C9H7Cl2N5/c10-5-3-1-2-4(6(5)11)7-8(12)14-9(13)16-15-7/h1-3H,(H4,12,13,14,16) [1]
InChIKeyPYZRQGJRPPTADH-UHFFFAOYSA-N [1]
Pharmacokinetics[]
Elimination half-life29 hours
Dosing[]
Oral
[]
Light≤ 27.2 mg(10x - 66.7%)
Common27.2 mg
Strong25 - 50 mg(5x - 33.3%)
Heavy50 mg
Extreme50 mg +
Statistically derived dosages via DBI-IGS
We do not take any responsibility for medical complications or loss of life sustained by following these dosages blindly.

Lamotrigine (also known as 6-(2,3-Dichlorophenyl)-1,2,4-triazine-3,5-diamine, Lamictal, Lamictal Cd, Lamotrigina, Lamictal XR, Lamotriginum, BW 430C, 3,5-Diamino-6-(2,3-dichlorophenyl)-1,2,4-triazine, BW-430C or Lamictal ODT) is a substance of the benzylamine class.

Chemistry

 []

Lamotrigine is a achiral mixture.

Lamotrigine matches Lipinski's rule of five.

Pharmacology

In the () lamotrigine acts as a antiepileptic (), antiepileptic (), lamotrigine () and other antiepileptic ().[1]

Subjective effects []

emily / Lamotrigine []
Routes:
  • Oral (25 - 100mg)
Indication:Effects:
  • light reduction of but uncertain about the efficacy
  • moderate
  • light chest pain/tightness
  • moderate pounding heart beat
Notes:
  • little to no noticable cognitive advers effects
  • stopped taking it after a month because of the adverse effects
Pilz / Lamotrigine []
Routes:
  • Oral (25 - 50mg)
Indication:Effects:
  • no major effects noted, didn't help with my mental breakdowns
Notes:
  • After upping my dose to 50mg one of my lymph nodes got swollen; went away after a few days

 []

  • Australia: Lamotrigine is a S4 substance.
  • Brazil: Lamotrigine is a C1 substance.[2]
  • Canada: Lamotrigine is a prescription only substance.
  • United Kingdom: Lamotrigine is a prescription only substance.
  • United States: Lamotrigine is a prescription only substance.
  • European Union: Lamotrigine is a prescription only substance.

See also []

External links []

References []

  1. National Center for Biotechnology Information. PubChem Compound Summary for CID 3878, Lamotrigine. Accessed June 24, 2026. https://pubchem.ncbi.nlm.nih.gov/compound/3878

  2. Anvisa. RDC Nº 784 - Listas de Substâncias Entorpecentes, Psicotrópicas, Precursoras e Outras sob Controle Especial. Diário Oficial da União. March 31, 2023. Accessed June 24, 2026. https://www.in.gov.br/en/web/dou/-/resolucao-rdc-n-784-de-31-de-marco-de-2023-474904992