estazolam ๐Ÿถ Veterinary Use | Indications/Contra | FAERs-F | FAERs-M | Orange Bk | BioActivity |

Stem definitionDrug idCAS RN
diazepam derivatives 1056 29975-16-4

Description:

MoleculeDescription

Molfile Inchi Smiles

Synonyms:

  • estazolam
  • tasedan
A benzodiazepine with anticonvulsant, hypnotic, and muscle relaxant properties. It has been shown in some cases to be more potent than DIAZEPAM or NITRAZEPAM.
  • Molecular weight: 294.74
  • Formula: C16H11ClN4
  • CLOGP: 2.29
  • LIPINSKI: 0
  • HAC: 4
  • HDO: 0
  • TPSA: 43.07
  • ALOGS: -3.84
  • ROTB: 1

  • Status: OFP

  • Legend:
    OFP - off patent
    OFM - off market
    ONP - on patent

Drug dosage:

DoseUnitRoute
3 mg O

ADMET properties:

PropertyValueReference
BDDCS (Biopharmaceutical Drug Disposition Classification System) 2 Benet LZ, Broccatelli F, Oprea TI
S (Water solubility) 0.00 mg/mL Benet LZ, Broccatelli F, Oprea TI
EoM (Fraction excreted unchanged in urine) 4 % Benet LZ, Broccatelli F, Oprea TI
MRTD (Maximum Recommended Therapeutic Daily Dose) 0.10 ยตM/kg/day Contrera JF, Matthews EJ, Kruhlak NL, Benz RD
BA (Bioavailability) 93 % Kim MT, Sedykh A, Chakravarti SK, Saiakhov RD, Zhu H

Approvals:

DateAgencyCompanyOrphan
Dec. 26, 1990 FDA ABBOTT

FDA Adverse Event Reporting System (Female)

MedDRA adverse event termLikelihood ratioLikelihood ratio thresholdPatients taking drug having adverse eventPatients taking drug not having adverse eventPatients not taking drug having adverse eventPatients not taking drug not having adverse event
Serotonin syndrome 53.71 22.56 25 2471 28657 63457869
Electrocardiogram QT prolonged 49.02 22.56 30 2466 59500 63427026
Drug interaction 41.62 22.56 48 2448 229083 63257443
Intentional overdose 38.39 22.56 28 2468 74124 63412402
Disseminated intravascular coagulation 36.88 22.56 17 2479 19034 63467492
Bradycardia 36.43 22.56 27 2469 73200 63413326
Ventricular arrhythmia 36.38 22.56 11 2485 3817 63482709
Procedural hypotension 33.19 22.56 8 2488 1182 63485344
Drug dependence 32.83 22.56 17 2479 24466 63462060
Electrocardiogram QRS complex prolonged 31.64 22.56 11 2485 5927 63480599
Suicide attempt 29.26 22.56 22 2474 60896 63425630
Depressed level of consciousness 26.71 22.56 21 2475 62057 63424469
Rhabdomyolysis 25.96 22.56 18 2478 43933 63442593
Poverty of speech 24.82 22.56 5 2491 323 63486203
Delusion of reference 23.40 22.56 4 2492 104 63486422
Circulatory collapse 23.16 22.56 13 2483 21925 63464601
Sopor 23.04 22.56 13 2483 22151 63464375

FDA Adverse Event Reporting System (Male)

MedDRA adverse event termLikelihood ratioLikelihood ratio thresholdPatients taking drug having adverse eventPatients taking drug not having adverse eventPatients not taking drug having adverse eventPatients not taking drug not having adverse event
Delirium 33.61 22.34 22 1511 43969 34911429
Hyperammonaemia 29.73 22.34 11 1522 6356 34949042
Altered state of consciousness 29.38 22.34 16 1517 22877 34932521
Inappropriate antidiuretic hormone secretion 28.51 22.34 13 1520 12740 34942658
Drug interaction 24.62 22.34 39 1494 225907 34729491

FDA Adverse Event Reporting System (Geriatric)

MedDRA adverse event termLikelihood ratioLikelihood ratio thresholdPatients taking drug having adverse eventPatients taking drug not having adverse eventPatients not taking drug having adverse eventPatients not taking drug not having adverse event
Drug interaction 50.73 19.12 83 4070 415100 79325135
Delirium 48.41 19.12 38 4115 84589 79655646
Altered state of consciousness 39.61 19.12 26 4127 43796 79696439
Electrocardiogram QT prolonged 38.04 19.12 34 4119 90352 79649883
Persecutory delusion 34.46 19.12 12 4141 4897 79735338
Intentional overdose 33.44 19.12 34 4119 105926 79634309
Rhabdomyolysis 30.57 19.12 32 4121 103099 79637136
Serotonin syndrome 29.65 19.12 22 4131 45005 79695230
Inappropriate antidiuretic hormone secretion 27.21 19.12 17 4136 26296 79713939
Suicide attempt 26.87 19.12 27 4126 82905 79657330
Procedural hypotension 26.75 19.12 8 4145 2015 79738220
Depressed level of consciousness 25.15 19.12 28 4125 96624 79643611
Disseminated intravascular coagulation 24.69 19.12 18 4135 35824 79704411
Ventricular arrhythmia 24.38 19.12 11 4142 8829 79731406
Hepatic function abnormal 24.04 19.12 24 4129 73083 79667152
Drug dependence 22.63 19.12 18 4135 40751 79699484
Coma 22.56 19.12 27 4126 100622 79639613
Electrocardiogram QRS complex prolonged 22.25 19.12 11 4142 10822 79729413
Hyperammonaemia 22.00 19.12 11 4142 11082 79729153
Neuroleptic malignant syndrome 21.66 19.12 15 4138 27544 79712691
Loss of consciousness 20.99 19.12 34 4119 167909 79572326
Delusion of reference 20.86 19.12 4 4149 150 79740085
Pneumonia aspiration 20.23 19.12 21 4132 66946 79673289
Speech disorder 20.01 19.12 19 4134 54426 79685809

FDA Adverse Event Reporting System (Pediatric)

None

Pharmacologic Action:

SourceCodeDescription
ATC N05CD04 NERVOUS SYSTEM
PSYCHOLEPTICS
HYPNOTICS AND SEDATIVES
Benzodiazepine derivatives
FDA CS M0002356 Benzodiazepines
CHEBI has role CHEBI:35474 anti-anxiety agents
CHEBI has role CHEBI:35623 anticonvulsants
CHEBI has role CHEBI:50268 GABA modulators
MeSH PA D014151 Anti-Anxiety Agents
MeSH PA D000927 Anticonvulsants
MeSH PA D002491 Central Nervous System Agents
MeSH PA D002492 Central Nervous System Depressants
MeSH PA D018682 GABA Agents
MeSH PA D018757 GABA Modulators
MeSH PA D018377 Neurotransmitter Agents
MeSH PA D011619 Psychotropic Drugs
MeSH PA D014149 Tranquilizing Agents
FDA EPC N0000175694 Benzodiazepine

Drug Use | Suggest Off label Use Form| |View source of the data|

DiseaseRelationSNOMED_IDDOID
Severe Insomnia indication
Alcohol intoxication contraindication 25702006
Depressive disorder contraindication 35489007
Substance abuse contraindication 66214007
Psychotic disorder contraindication 69322001
Sleep apnea contraindication 73430006 DOID:0050847
Kidney disease contraindication 90708001 DOID:557
Myasthenia gravis contraindication 91637004 DOID:437
Disease of liver contraindication 235856003 DOID:409
Pregnancy, function contraindication 289908002
Severe chronic obstructive pulmonary disease contraindication 313299006
Breastfeeding (mother) contraindication 413712001




๐Ÿถ Veterinary Drug Use

None

๐Ÿถ Veterinary products

None

Acid dissociation constants calculated using MoKa v3.0.0

Dissociation levelDissociation constantType (acidic/basic)
pKa1 5.82 Basic
pKa2 4.83 Basic

Orange Book patent data (new drug applications)

None

Orange Book exclusivity data (new drug applications)

None

Bioactivity Summary:

TargetClassPharosUniProtActionTypeActivity value
(-log[M])
Mechanism
action
Bioact sourceMoA source
GABA-A receptor alpha-1/beta-2/gamma-2 Ion channel POSITIVE ALLOSTERIC MODULATOR WOMBAT-PK CHEMBL
GABA-A receptor alpha-2/beta-3/gamma-2 Ion channel POSITIVE ALLOSTERIC MODULATOR WOMBAT-PK CHEMBL
GABA-A receptor alpha-3/beta-3/gamma-2 Ion channel POSITIVE ALLOSTERIC MODULATOR WOMBAT-PK CHEMBL
GABA-A receptor alpha-5/beta-3/gamma-2 Ion channel POSITIVE ALLOSTERIC MODULATOR WOMBAT-PK CHEMBL

External reference:

IDSource
4019566 VUID
N0000147666 NUI
D00311 KEGG_DRUG
4019566 VANDF
C0014892 UMLSCUI
CHEBI:4858 CHEBI
CHEMBL285674 ChEMBL_ID
DB01215 DRUGBANK_ID
D004949 MESH_DESCRIPTOR_UI
3261 PUBCHEM_CID
7550 IUPHAR_LIGAND_ID
3611 INN_ID
36S3EQV54C UNII
4077 RXNORM
10202 MMSL
4682 MMSL
d00915 MMSL
003566 NDDF
371364001 SNOMEDCT_US
96235001 SNOMEDCT_US

Pharmaceutical products:

ProductCategoryIngredientsNDCFormQuantityRouteMarketingLabel
Estazolam HUMAN PRESCRIPTION DRUG LABEL 1 0591-0744 TABLET 1 mg ORAL ANDA 16 sections
Estazolam HUMAN PRESCRIPTION DRUG LABEL 1 0591-0744 TABLET 1 mg ORAL ANDA 16 sections
Estazolam HUMAN PRESCRIPTION DRUG LABEL 1 0591-0745 TABLET 2 mg ORAL ANDA 16 sections
Estazolam HUMAN PRESCRIPTION DRUG LABEL 1 0591-0745 TABLET 2 mg ORAL ANDA 16 sections
Estazolam HUMAN PRESCRIPTION DRUG LABEL 1 21695-220 TABLET 2 mg ORAL ANDA 29 sections
Estazolam HUMAN PRESCRIPTION DRUG LABEL 1 51862-069 TABLET 1 mg ORAL ANDA 33 sections
Estazolam HUMAN PRESCRIPTION DRUG LABEL 1 51862-070 TABLET 2 mg ORAL ANDA 33 sections
Estazolam HUMAN PRESCRIPTION DRUG LABEL 1 51862-073 TABLET 1 mg ORAL ANDA 33 sections
Estazolam HUMAN PRESCRIPTION DRUG LABEL 1 51862-073 TABLET 1 mg ORAL ANDA 33 sections
Estazolam HUMAN PRESCRIPTION DRUG LABEL 1 51862-073 TABLET 1 mg ORAL ANDA 33 sections
Estazolam HUMAN PRESCRIPTION DRUG LABEL 1 51862-074 TABLET 2 mg ORAL ANDA 33 sections
Estazolam HUMAN PRESCRIPTION DRUG LABEL 1 51862-074 TABLET 2 mg ORAL ANDA 33 sections
Estazolam HUMAN PRESCRIPTION DRUG LABEL 1 51862-074 TABLET 2 mg ORAL ANDA 33 sections
Estazolam Human Prescription Drug Label 1 70954-480 TABLET 1 mg ORAL ANDA 27 sections
Estazolam Human Prescription Drug Label 1 70954-480 TABLET 1 mg ORAL ANDA 27 sections
Estazolam Human Prescription Drug Label 1 70954-480 TABLET 1 mg ORAL ANDA 27 sections
Estazolam Human Prescription Drug Label 1 70954-481 TABLET 2 mg ORAL ANDA 27 sections
Estazolam Human Prescription Drug Label 1 70954-481 TABLET 2 mg ORAL ANDA 27 sections
Estazolam Human Prescription Drug Label 1 70954-481 TABLET 2 mg ORAL ANDA 27 sections