Drug Information

General Information
Drug ID
DR00541
Drug Name
Loratadine
Synonyms
1-Piperidenecarboxylic acid, 4-(8-chloro-5,6-duhydro-11H-benzo [5,6]cyclohepta[1,2-b]-pyridin-11-ylidene)-, ethyl ester; 1-Piperidinecarboxylic acid, 4-(8-chloro-5,6-dihydro-11H-benzo(5,6)cyclohepta(1,2-b)pyridin-11-ylidene)-, ethyl ester; 1-Piperidinecarboxylic acid, 4-(8-chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ylidene)-, ethyl ester; 1-piperidinecarboxylic acid,4-(8-chloro-5,6-dihydro-11H-benzo(5,6)cyclohepta(1,2-b)pyridin-11-ylidene)-,ethyl ester; 4-(8-Chloro-5,6-dihydro-11H-benzo(5,6)cyclohepta(1,2-b)pyridin-11-ylidene)-1-piperidinecarboxylic Acid Ethyl Ester; 4-(8-Chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ylidene-1-piperidinecarboxylic acidethyl ester; 4-(8-chloro-5,6-dihydro-11H-benzo[5,6]cycloheptal[1,2-b]pyridin-11-ylidene-1-piperidinecarboxylic acid ethyl ester; Aerotina; Alarin; Alavert; Alavert (TN); Alavert, Claritin, Loratadine; Alerpriv; AllergyX (TN); Allertidin; Anhissen; Bedix Loratadina; Biloina; Bonalerg; Children's Claritin; Civeran; Claratyne; Claratyne Cold; Claratyne Decongestant; Clarinase; Clarinase Reperabs; Claritin; Claritin (TN); Claritin D; Claritin Hives Relief; Claritin Hives Relief Reditab; Claritin Reditabs; Claritin reditab; Claritin-D (TN); Claritine (TN); Claritine;Clarityn; Clarityn (TN); Clarityne; Clarityne (TN); Clarityne Dy Repetabs; Clarityne-D; Clarium; Ethyl 4-(8-chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ylidene)piperidine-1-carboxylate;Ethyl 4-(8-chloro-5,6-dihydro-11H-benzo(5,6)cyclohepta(1,2-b)pyridin-11-ylidene)-1-piperidinecarboxylate; Flonidan (TN); Fristamin; Fristamin (TN); Histaloran; L 9664; Lergy; Lertamine; Lesidas; Lisino; Lomilan (TN); Loracert; Loradex; Loradif; Loranox; Lorantis; Lorastine; Loratadina; Loratadina [Spanish]; Loratadine (JAN/USAN/INN); Loratadine Redidose; Loratadine Wyeth Brand; Loratadine [USAN:BAN:INN]; Loratadinum; Loratadinum [Latin]; Loratidine; Loratyne; Loraver; Lorfast; Lorfast (TN); Loritine; Lowadina; Nularef; Optimin; Polaratyne; Pylor; Restamine; Rhinase; Rinolan (TN); Rinomex; Roletra; Roletra (TN); Sanelor; Sch 29851; Sch-29851; Sch29851; Sensibit; Sinhistan Dy; Sohotin; Symphoral (TN); Tadine; Talorat Dy; Tidilor (TN); Velodan; Versal; Wyeth Brand of Loratadine; Zeos
Drug Type
Small molecular drug
Indication Allergy [ICD11: 4A8Z] Approved [1]
Therapeutic Class
Antihistamines
Structure
3D MOL 2D MOL
Formula
C22H23ClN2O2
Canonical SMILES
CCOC(=O)N1CCC(=C2C3=C(CCC4=C2N=CC=C4)C=C(C=C3)Cl)CC1
InChI
InChI=1S/C22H23ClN2O2/c1-2-27-22(26)25-12-9-15(10-13-25)20-19-8-7-18(23)14-17(19)6-5-16-4-3-11-24-21(16)20/h3-4,7-8,11,14H,2,5-6,9-10,12-13H2,1H3
InChIKey
JCCNYMKQOSZNPW-UHFFFAOYSA-N
CAS Number
CAS 79794-75-5
Pharmaceutical Properties Molecular Weight 382.9 Topological Polar Surface Area 42.4
Heavy Atom Count 27 Rotatable Bond Count 2
Hydrogen Bond Donor Count 0 Hydrogen Bond Acceptor Count 3
XLogP
5.2
PubChem CID
3957
PubChem SID
11111394 , 11113345 , 11335967 , 11361206 , 11364390 , 11366952 , 11369514 , 11371620 , 11373832 , 11377676 , 11445825 , 11462178 , 11485284 , 11489400 , 11490556 , 11491992 , 11495310 , 11528699 , 1197563 , 12013131 , 14804759 , 17405241 , 24278525 , 25623638 , 26612522 , 26680506 , 26719690 , 26747010 , 26751528 , 29223071 , 46386837 , 46507853 , 47365230 , 48035159 , 48110481 , 48110482 , 48259268 , 48416183 , 4964188 , 49835216 , 49846690 , 50100268 , 50104102 , 50104103 , 535878 , 7847430 , 7979793 , 8150042 , 8152484 , 855843
ChEBI ID
CHEBI:6538
TTD Drug ID
D06ABF
DT(s) Transporting This Drug P-GP Transporter Info P-glycoprotein 1 Substrate [2]
References
1 Loratadine was approved by FDA. The official website of the U.S. Food and Drug Administration. (2019)
2 P-glycoprotein limits the brain penetration of nonsedating but not sedating H1-antagonists. Drug Metab Dispos. 2003 Mar;31(3):312-8.

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