Lorazepam MeSH Descriptor Data 2025

MeSH Heading: Lorazepam
Tree Number(s): D03.633.100.079.080.070.450
Unique ID: D008140
RDF Unique Identifier: http://id.nlm.nih.gov/mesh/D008140
Scope Note: A benzodiazepine used as an anti-anxiety agent with few side effects. It also has hypnotic, anticonvulsant, and considerable sedative properties and has been proposed as a preanesthetic agent.
Entry Term(s): Apo-Lorazepam; Ativan; Donix; Duralozam; Durazolam; Idalprem; Laubeel; Lorazep Von Ct; Lorazepam Medical; Lorazepam-Neuraxpharm; Lorazepam-Ratiopharm; Novo-Lorazem; Nu-Loraz; Orfidal Wyeth; Sedicepan; Sinestron; Somagerol; Temesta; Tolid; Témesta; WY-4036
Pharm Action: Anticonvulsants
Antiemetics
Hypnotics and Sedatives
Anti-Anxiety Agents
GABA Modulators
Registry Numbers: O26FZP769L; 0
Related Numbers: 846-49-1
CAS Type 1 Name: 2H-1,4-Benzodiazepin-2-one, 7-chloro-5-(2-chlorophenyl)-1,3-dihydro-3-hydroxy-
Previous Indexing: Benzodiazepinones (1974); Chlorobenzenes (1974)
Public MeSH Note: 84; was see under BENZODIAZEPINE TRANQUILIZERS 1975-83
History Note: 84(75); was see under BENZODIAZEPINE TRANQUILIZERS 1975-83
Date Established: 1984/01/01
Date of Entry: 1974/11/11
Revision Date: 2017/05/24

Allowable Qualifiers: administration & dosage (AD)

adverse effects (AE)

agonists (AG)

analogs & derivatives (AA)

analysis (AN)

antagonists & inhibitors (AI)

blood (BL)

cerebrospinal fluid (CF)

chemical synthesis (CS)

chemistry (CH)

classification (CL)

economics (EC)

history (HI)

immunology (IM)

isolation & purification (IP)

metabolism (ME)

pharmacokinetics (PK)

pharmacology (PD)

poisoning (PO)

radiation effects (RE)

standards (ST)

supply & distribution (SD)

therapeutic use (TU)

toxicity (TO)

urine (UR)

Heterocyclic Compounds [D03]
- Heterocyclic Compounds, Fused-Ring [D03.633]
  - Heterocyclic Compounds, 2-Ring [D03.633.100]
    - Benzazepines [D03.633.100.079]
      - Benzodiazepines [D03.633.100.079.080]
        
        Benzodiazepinones [D03.633.100.079.080.070]
        
        Anthramycin [D03.633.100.079.080.070.050]
        
        Bromazepam [D03.633.100.079.080.070.110]
        
        Clonazepam [D03.633.100.079.080.070.150]
        
        Devazepide [D03.633.100.079.080.070.200]
        
        Diazepam [D03.633.100.079.080.070.216]
        
        Flumazenil [D03.633.100.079.080.070.305]
        
        Flunitrazepam [D03.633.100.079.080.070.320]
        
        Flurazepam [D03.633.100.079.080.070.348]
        
        Lorazepam [D03.633.100.079.080.070.450]
        
        Nitrazepam [D03.633.100.079.080.070.565]
        
        Oxazepam [D03.633.100.079.080.070.663]
        
        Pirenzepine [D03.633.100.079.080.070.750]
        
        Prazepam [D03.633.100.079.080.070.784]
        
        Temazepam [D03.633.100.079.080.070.880]

Lorazepam Preferred

Ativan Narrower

Temesta Narrower

WY-4036 Narrower

Apo-Lorazepam Narrower

Donix Narrower

Duralozam Narrower

Idalprem Narrower

Laubeel Narrower

Lorazep Von Ct Narrower

Lorazepam Medical Narrower

Lorazepam-Neuraxpharm Narrower

Lorazepam-Ratiopharm Narrower

Novo-Lorazem Narrower

Nu-Loraz Narrower

Sedicepan Narrower

Sinestron Narrower

Somagerol Narrower

Tolid Narrower

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