Adverse Drug Reaction Classification System

Pharmaceutical Information
Drug Name Escitalopram
Drug ID BADD_D00809
Description Escitalopram is a selective serotonin re-uptake inhibitor (SSRI) and the S-enantiomer of racemic [citalopram].[A185420] It is used to restore serotonergic function in the treatment of depression and anxiety.[L8513,L8516,L8522] Escitalopram is approximately 150 times more potent than citalopram’s R-enantiomer and is responsible for the vast majority of citalopram’s clinical activity, with some evidence suggesting that the R-enantiomer of racemic citalopram actively dampens the activity of escitalopram rather than existing simply as an inactive enantiomer.[A39738,A185819] Amongst SSRIs, escitalopram exerts the highest degree of selectivity for the serotonin transporter (SERT) relative to other off-targets which may explain its lower rates of adverse effects as compared to other agents in this class.[A185726] Escitalopram also differentiates itself from other SSRIs via allosteric action on its target - this may be the mechanism responsible for its observed superior efficacy and faster onset compared to other SSRIs.[A185825,A185726,A185822]
Indications and Usage Escitalopram is indicated for both acute and maintenance treatment of major depressive disorder (MDD) and for the acute treatment of generalized anxiety disorder (GAD).[L8513] It is additionally indicated for symptomatic relief of obsessive-compulsive disorder (OCD) in Canada.[L8516]
Marketing Status approved
ATC Code N06AB10
DrugBank ID DB01175
KEGG ID D07913
MeSH ID D000089983
PubChem ID 146570
TTD Drug ID D08RBC
NDC Product Code 80425-0320; 50090-4915; 51655-284; 53002-1431; 67296-1200; 0456-2010; 0456-2020; 69097-848; 70518-1785; 71335-1030; 0615-8366; 42708-163; 45865-699; 55700-847; 69844-079; 72189-424; 72189-451; 16729-168; 43547-281; 43547-282; 61919-652; 63187-281; 68001-456; 68071-5248; 68788-7461; 69844-077; 70934-630; 68001-454; 68071-2035; 68645-520; 68788-7510; 69844-078; 70934-957; 71205-344; 71610-425; 71610-534; 72189-449; 16571-755; 16729-170; 50090-2196; 51655-236; 53002-2438; 60760-393; 68788-7912; 70518-2317; 70771-1145; 71335-1002; 71335-1187; 71335-1307; 16571-757; 51655-766; 54838-551; 70518-2430; 70771-1147; 50090-4363; 50090-5312; 50090-6534; 51655-116; 51655-149; 69097-847; 69097-849; 70518-1876; 71205-325; 76282-250; 76282-251; 42708-155; 50090-1930; 70518-2472; 70518-3151; 70771-1146; 82982-030; 43547-280; 50090-6190; 51655-277; 55700-818; 63187-217; 67296-1597; 68001-455; 68645-519; 0456-2005; 70518-1805; 70518-2597; 71335-1571; 72189-438; 0615-8365; 72789-194; 76282-249; 16571-756; 33342-053; 60760-170; 65162-705; 71205-782; 71335-1241; 71335-2058; 0615-8348; 16729-169; 43063-661
UNII 4O4S742ANY
Synonyms Escitalopram | Escitalopram Oxalate | Lexapro
Chemical Information
Molecular Formula C20H21FN2O
CAS Registry Number 128196-01-0
SMILES CN(C)CCCC1(C2=C(CO1)C=C(C=C2)C#N)C3=CC=C(C=C3)F
Chemical Structure
ADRs Induced by Drug
*The priority for ADR severity classification is based on FAERS assessment, followed by the most severe level in CTCAE rating. If neither is available, it will be displayed as 'Not available'.
**The 'Not Available' level is hidden by default and can be restored by clicking on the legend twice.
ADR Term ADReCS ID ADR Frequency (FAERS) ADR Severity Grade (FAERS) ADR Severity Grade (CTCAE)
Abdominal wall haematoma07.16.05.005; 24.07.02.0390.000057%-
Pancreatic neuroendocrine tumour05.08.01.014; 07.21.09.009; 16.24.02.0050.000019%-
Decreased eye contact17.02.05.055; 19.01.02.0120.000038%-
Motor developmental delay17.01.02.023; 19.22.01.0050.000028%-
Distributive shock24.06.02.0220.000038%-
Respiratory muscle weakness15.05.06.003; 17.05.03.017; 22.09.01.0040.000019%-
Seizure like phenomena17.12.03.0300.000019%-
Psychological trauma19.01.02.0170.000028%-
Stiff person syndrome10.04.10.017; 15.05.04.021; 17.05.02.0180.000038%-
Invasive ductal breast carcinoma16.10.01.013; 21.05.01.0210.000019%-
Lobular breast carcinoma in situ16.10.01.015; 21.05.01.0230.000047%-
Decerebrate posture15.03.05.008; 17.02.05.0540.000019%-
Gluten sensitivity07.17.01.009; 10.01.01.031; 14.02.01.0080.000097%-
Infantile apnoea18.04.15.003; 22.11.02.0040.000076%-
Selective eating disorder14.03.02.024; 19.09.01.0120.000047%-
Allergic reaction to excipient10.01.01.0350.000064%-
Anisocoria06.05.03.013; 17.02.11.0090.000051%-
Antidepressant discontinuation syndrome08.06.02.0210.000019%-
Attention deficit hyperactivity disorder19.21.04.0040.000028%-
Behaviour disorder19.01.01.0050.000066%-
Constricted affect19.04.01.0060.000066%-
Craniofacial fracture12.04.05.005; 15.08.04.004---
Drug use disorder19.07.06.0120.000028%-
Electric shock sensation08.06.02.023; 17.02.07.024---
Fear of injection19.06.03.016---
Fear-related avoidance of activities19.06.03.0190.000038%-
Graves' disease05.02.02.009; 06.09.04.009; 10.04.08.0140.000019%-
Heavy menstrual bleeding21.01.03.005---
Hepatic cytolysis09.01.07.0360.000104%-
Immune thrombocytopenia01.08.01.013; 10.02.01.083---
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ADReCS-Target
Drug Name ADR Term Target
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