KEGG   DRUG: Doxepin
Entry
D07875                      Drug                                   
Name
Doxepin (INN);
Sinequan (TN)
Formula
C19H21NO
Exact mass
279.1623
Mol weight
279.3761
Structure
Simcomp
Class
Neuropsychiatric agent
 DG01730  Non-selective monoamine reuptake inhibitor
 DG01728  Tricyclic antidepressant
Metabolizing enzyme substrate
 DG01892  CYP1A2 substrate
 DG01642  CYP2C9 substrate
 DG01639  CYP2C19 substrate
 DG01644  CYP2D6 substrate
Remark
Same as: C06971
ATC code: D04AX01 N06AA12
Chemical structure group: DG00937
Product (DG00937): D00814<US>
Efficacy
Antidepressant, H1 receptor antagonist, Serotonin-noradrenaline reuptake inhibitor (SNRI)
Target
HRH1 [HSA:3269] [KO:K04149]
SLC6A4 (HTT) [HSA:6532] [KO:K05037]
SLC6A2 (NAT1) [HSA:6530] [KO:K05035]
  Pathway
hsa04080  Neuroactive ligand-receptor interaction
hsa04721  Synaptic vesicle cycle
hsa04726  Serotonergic synapse
hsa04750  Inflammatory mediator regulation of TRP channels
Metabolism
Enzyme: CYP2C19 [HSA:1557], CYP2D6 [HSA:1565]; CYP1A2 [HSA:1544], CYP2C9 [HSA:1559]
Interaction
Brite
Anatomical Therapeutic Chemical (ATC) classification [BR:br08303]
 D DERMATOLOGICALS
  D04 ANTIPRURITICS, INCL. ANTIHISTAMINES, ANESTHETICS, ETC.
   D04A ANTIPRURITICS, INCL. ANTIHISTAMINES, ANESTHETICS, ETC.
    D04AX Other antipruritics
     D04AX01 Doxepin
      D07875  Doxepin (INN)
 N NERVOUS SYSTEM
  N06 PSYCHOANALEPTICS
   N06A ANTIDEPRESSANTS
    N06AA Non-selective monoamine reuptake inhibitors
     N06AA12 Doxepin
      D07875  Doxepin (INN)
Drug groups [BR:br08330]
 Neuropsychiatric agent
  DG01730  Non-selective monoamine reuptake inhibitor
   DG00937  Doxepin
    D07875  Doxepin
  DG01728  Tricyclic antidepressant
   DG00937  Doxepin
    D07875  Doxepin
 Metabolizing enzyme substrate
  DG01892  CYP1A2 substrate
   DG00937  Doxepin
    D07875  Doxepin
  DG01642  CYP2C9 substrate
   DG00937  Doxepin
    D07875  Doxepin
  DG01639  CYP2C19 substrate
   DG00937  Doxepin
    D07875  Doxepin
  DG01644  CYP2D6 substrate
   DG00937  Doxepin
    D07875  Doxepin
Target-based classification of drugs [BR:br08310]
 G Protein-coupled receptors
  Rhodopsin family
   Histamine
    HRH1
     D07875  Doxepin (INN)
 Transporters
  Solute carrier family
   SLC6
    SLC6A2 (NAT1)
     D07875  Doxepin (INN)
    SLC6A4 (HTT)
     D07875  Doxepin (INN)
Drug metabolizing enzymes and transporters [br08309.html]
 Drug metabolizing enzymes
  D07875
Drug groups [BR:br08330]
 Neuropsychiatric agent
  DG01730  Non-selective monoamine reuptake inhibitor
   DG00937  Doxepin
  DG01728  Tricyclic antidepressant
   DG00937  Doxepin
 Metabolizing enzyme substrate
  DG01892  CYP1A2 substrate
   DG00937  Doxepin
  DG01642  CYP2C9 substrate
   DG00937  Doxepin
  DG01639  CYP2C19 substrate
   DG00937  Doxepin
  DG01644  CYP2D6 substrate
   DG00937  Doxepin
Other DBs
CAS: 1668-19-5
PubChem: 96024571
ChEBI: 4710
PDB-CCD: 5EH[PDBj]
LigandBox: D07875
NIKKAJI: J9.508G
KCF data

ATOM        21
            1   C1x C    17.0100  -21.7700
            2   C8y C    16.1700  -20.6500
            3   C8y C    16.5200  -19.3200
            4   C2y C    17.7800  -18.7600
            5   O2x O    18.4100  -21.7700
            6   C8y C    19.0400  -19.3900
            7   C8y C    19.3200  -20.7200
            8   C8x C    15.5400  -18.3400
            9   C8x C    14.1400  -18.7600
            10  C8x C    13.8600  -20.0900
            11  C8x C    14.8400  -21.0700
            12  C8x C    20.6500  -21.1400
            13  C8x C    21.7000  -20.2300
            14  C8x C    21.4200  -18.9000
            15  C8x C    20.0900  -18.4100
            16  C2b C    17.7800  -17.2900
            17  C1b C    16.5676  -16.5900
            18  C1b C    15.3721  -17.2804
            19  N1c N    14.1847  -16.5949
            20  C1a C    12.9935  -17.2829
            21  C1a C    14.1845  -15.1902
BOND        23
            1     3   4 1
            2     1   5 1
            3     4   6 1
            4     2   3 1
            5     5   7 1
            6     1   2 1
            7     6   7 1
            8     3   8 2
            9     8   9 1
            10    9  10 2
            11   10  11 1
            12    2  11 2
            13    7  12 2
            14   12  13 1
            15   13  14 2
            16   14  15 1
            17    6  15 2
            18    4  16 2
            19   16  17 1
            20   17  18 1
            21   18  19 1
            22   19  20 1
            23   19  21 1

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