• Molecular NameEpinastine
  • SynonymEpinastina [Spanish]; epinastine; Epinastinum [Latin]
  • Weight249.317
  • Drugbank_IDDB00751
  • ACS_NO80012-43-7
  • Show 2D model
  • LogP (experiment)3.1
  • LogP (predicted, AB/LogP v2.0)2.23
  • pka11.2
  • LogD (pH=7, predicted)0.26
  • Solubility (experiment)N/A
  • LogS (predicted, ACD/Labs)(ph=7)-2.16
  • LogSw (predicted, AB/LogsW2.0)0.15
  • Sw (mg/ml) (predicted, ACD/Labs)0.06
  • No.of HBond Donors2
  • No.of HBond Acceptors3
  • No.of Rotatable Bonds0
  • TPSA41.62
  • StatusFDA approved
  • AdministrationEye drops
  • PharmacologyAn antihistamine that is used in eye drops to treat allergic conjunctivitis.
  • Absorption_valueN/A
  • Absorption (description)N/A
  • Caco_2N/A
  • Bioavailability40.0
  • Protein binding64.0
  • Volume of distribution (VD)N/A
  • Blood/Plasma Partitioning ratio (D_blood)N/A
  • MetabollsmMainly excreted unchanged, less than 10% metabolized.
  • Half life12 h
  • ExcretionEpinastine is excreted mainly via urine and faeces unchanged.
  • Urinary ExcretionN/A
  • CleranceN/A
  • ToxicityN/A
  • LD50 (rat)N/A
  • LD50 (mouse)N/A