Dexlansoprazole

Identification

Summary

Dexlansoprazole is a proton pump inhibitor used to help gastrointestinal ulcers heal, to treat symptoms of gastroesophageal reflux disease (GERD), to eradicate Helicobacter pylori, and to treat hypersecretory conditions such as Zollinger-Ellison Syndrome.

Brand Names
Dexilant
Generic Name
Dexlansoprazole
DrugBank Accession Number
DB05351
Background

Dexlansoprazole is a new generation proton pump inhibitor (PPI) used for the management of symptoms associated with gastroesophageal reflux disease (GERD) and erosive esophagitis. Dexlansoprazole is the R-enantiomer of Lansoprazole, which is composed of a racemic mixture of the R- and S-enantiomers. Compared to the older generation of PPIs (which includes Pantoprazole, Omeprazole, and Lansoprazole) 9, dexlansoprazole MR has a unique pharmacokinetic profile due to its delayed-release and dual-delivery release system. The active ingredient is released in two phases at different pH values and at different time points, resulting in two peak concentrations in the blood; 25% of the dose is released at pH 5.5 in the proximal duodenum, while the remaining 75% is released at pH 6.75 in the distal small intestine 2. As a result, dexlansoprazole has a peak concentration within 1-2 hours after dosing and another within 4-5 hours Label. Dexlansoprazole's unique pharmacokinetics addresses limitations of the older generation PPIs including short plasma half-life, break-through symptoms, and need for meal-associated dosing 3. These characteristics make dexlansoprazole a good option for people who struggle with adherence and strict dosage timing before meals10,1.

Dexlansoprazole exerts its stomach acid-suppressing effects in the same way as other drugs in the PPI family by inhibiting the final step in gastric acid production. Dexlansoprazole targets the (H+, K+)-ATPase enzyme, which is involved in the secretion of hydrochloric acid through the exchange of H+ ions from the cytoplasm for K+ ions. Normally functioning (H+, K+)-ATPase stimulates hydrochloric acid secretion into the gastric lumen thereby increasing stomach acidity and lowering pH. Once absorbed into circulation, dexlansoprazole covalently binds to the sulfhydryl groups of cysteines found on the (H+, K+)-ATPase enzyme at the secretory surface of gastric parietal cells, which leads to inhibition of both basal and stimulated gastric acid secretion. Despite dexlansoprazole's unique pharmacokinetic profile, efficacy in management of GERD symptoms is considered similar to other medications within the PPI class including Omeprazole, Esomeprazole, Lansoprazole, Pantoprazole, and Rabeprazole.

Due to their good safety profile and as several PPIs are available over the counter without a prescription, their current use in North America is widespread. Long term use of PPIs such as dexlansoprazole have been associated with possible adverse effects, however, including increased susceptibility to bacterial infections (including gastrointestinal C. difficile), reduced absorption of micronutrients including iron and B12, and an increased risk of developing hypomagnesemia and hypocalcemia which may contribute to osteoporosis and bone fractures later in life 13. PPIs such as dexlansoprazole have also been shown to inhibit the activity of dimethylarginine dimethylaminohydrolase (DDAH), an enzyme necessary for cardiovascular health. DDAH inhibition causes a consequent accumulation of the nitric oxide synthase inhibitor asymmetric dimethylarginine (ADMA), which is thought to cause the association of PPIs with increased risk of cardiovascular events in patients with unstable coronary syndromes 11,12.

Dexlansoprazole doses should be slowly lowered, or tapered, before discontinuing as rapid discontinuation of PPIs such as dexlansoprazole may cause a rebound effect and a short term increase in hypersecretion 14.

Type
Small Molecule
Groups
Approved, Investigational
Structure
Weight
Average: 369.36
Monoisotopic: 369.075882366
Chemical Formula
C16H14F3N3O2S
Synonyms
  • 2-((R)-((3-methyl-4-(2,2,2-trifluoroethoxy)-2-pyridinyl)methyl)sulfinyl)-1H-benzimidazole
  • Dexlansoprazole
External IDs
  • T-168390
  • TAK-390
  • TAK-390MR

Pharmacology

Indication

Dexlansoprazole is indicated for healing all grades of erosive esophagitis (EE), maintaining and healing of EE and relief of heartburn, and treating heartburn associated with symptomatic non-erosive gastroesophageal reflux disease (GERD).

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Associated Conditions
Contraindications & Blackbox Warnings
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Pharmacodynamics

Dexlansoprazole is a proton pump inhibitor (PPI) and is included in the drug class of antisecretory compounds. It blocks the final step of gastric acid secretion by specific inhibition of the (H+, K+)-ATPase at the secretory surface of the parietal cells on gastric mucosa.

Mechanism of action

Dexlansoprazole inhibits the H/K ATPase enzyme, which is involved in the secretion of hydrochloric acid, hydrolyzing ATP and exchanging H+ ions from the cytoplasm for K+ ions in the secretory canaliculus, which results in HCl secretion into the gastric lumen. Dexlansoprazole inhibits this effect of H/K ATPase by demonstrating a high degree of activation in the acidic environment. After passing through the liver and reaching the gastric parietal cells activated by a meal, PPIs undergo protonation in the acidic pH environment, followed by conversion to sulphenamide which represents the active form of the drug. Sulphenamide inhibits the activity of the proton pump and hence the transport of hydrogen ions into the gastric lumen via covalent binding to the SH groups of the cysteine residues of H/K ATPase 2. The delivery technology of dexlansoprazole MR is designed to release the drug in two separate pH-dependent phases, the first in the proximal duodenum (25% of total drug dose) and the second (75% of total drug dose) in the more distal small intestine. Dexlansoprazole reduces both basal and stimulated gastric acid secretion.

TargetActionsOrganism
APotassium-transporting ATPase subunit beta
inhibitor
Humans
APotassium-transporting ATPase alpha chain 1
inhibitor
Humans
UN(G),N(G)-dimethylarginine dimethylaminohydrolase 1Not AvailableHumans
Absorption

After oral administration, the peak plasma concentration increases approximately dose proportionally. The dual delayed release formulation achieves two plasma concentration peaks, where the first peak occurs one to two hours after administration, followed by a second peak within four to five hours. The delivery technology of dexlansoprazole MR is designed to release the drug in two separate pH-dependent phases, the first in the proximal duodenum (25% of total drug dose) and the second (75% of total drug dose) in the more distal small intestine. The median time (Tmax) to peak plasma concentrations (Cmax) of 30 mg dexlansoprazole was 4 hours and ranged from 1 to 6 hours with the Cmax value of 688 ng/mL. AUC was found to be 3275 (ng∙h/mL)Label.

Volume of distribution

The apparent volume of distribution after multiple doses in symptomatic GERD patients was 40.3 L Label.

Protein binding

Plasma protein binding of dexlansoprazole ranged from 96% to 99% in healthy subjects and was independent of concentration from 0.01 to 20 mcg/mL Label.

Metabolism

Dexlansoprazole is extensively metabolized in the liver by oxidation, reduction, and subsequent formation of sulfate, glucuronide and glutathione conjugates to inactive metabolites. Oxidative metabolites are formed by the cytochrome P450 (CYP) enzyme system including hydroxylation mainly by CYP2C19, and oxidation to the sulfone by CYP3A4. Dexlansoprazole is the major circulating component in plasma regardless of CYP2C19 metabolizer status. In CYP2C19 intermediate and extensive metabolizers, the major plasma metabolites are 5-hydroxy dexlansoprazole and its glucuronide conjugate, while in CYP2C19 poor metabolizers dexlansoprazole sulfone is the major plasma metabolite.

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Route of elimination

Dexlansoprazole is cleared from the body by either fecal excretion (50.7%) or renal excretion (47.6%) following oral ingestion, with no unchanged drug detected in the urine.

Half-life

Dexlansoprazole is eliminated with a half-life of approximately one to two hours in healthy subjects and in patients with symptomatic GERD.

Clearance

Apparent clearance (CL/F) in healthy subjects was 11.4 to 11.6 L/hour, respectively, after five days of 30 or 60 mg once daily administration.

Adverse Effects
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Toxicity

Oral LD50 value in mice, rats and dogs is > 5,000 mg/kg. Most commonly reported adverse reactions are diarrhea, abdominal pain, nausea, upper respiratory tract infection, vomiting, and flatulence. There are no reports of significant overdose but serious adverse events of hypertension have been reported in association with twice daily doses of DEXILANT 60 mg. Nonclicnial toxicology of dexlansopraole was assessed using lansoprazole studies. In two 24-month carcinogenicity studies involving rats, lansoprazole induced dose-related gastric ECL cell hyperplasia and ECL cell carcinoids and increased the incidence of intestinal metaplasia of the gastric epithelium in both sexes of rats. Dexlansoprazole is expected to have no effect on fertility and the reproductive system.

Pathways
Not Available
Pharmacogenomic Effects/ADRs
Interacting Gene/EnzymeAllele nameGenotype(s)Defining Change(s)Type(s)DescriptionDetails
Cytochrome P450 2C19CYP2C19*2ANot Available681G>AEffect InferredPoor drug metabolizer.Details
Cytochrome P450 2C19CYP2C19*2BNot Available681G>AEffect InferredPoor drug metabolizer.Details
Cytochrome P450 2C19CYP2C19*3Not Available636G>AEffect InferredPoor drug metabolizer.Details
Cytochrome P450 2C19CYP2C19*4Not Available1A>GEffect InferredPoor drug metabolizer.Details
Cytochrome P450 2C19CYP2C19*5Not Available1297C>TEffect InferredPoor drug metabolizer.Details
Cytochrome P450 2C19CYP2C19*6Not Available395G>AEffect InferredPoor drug metabolizer.Details
Cytochrome P450 2C19CYP2C19*7Not Available19294T>AEffect InferredPoor drug metabolizer.Details
Cytochrome P450 2C19CYP2C19*22Not Available557G>C / 991A>GEffect InferredPoor drug metabolizer.Details
Cytochrome P450 2C19CYP2C19*24Not Available99C>T / 991A>G  … show all Effect InferredPoor drug metabolizer.Details
Cytochrome P450 2C19CYP2C19*35Not Available12662A>GEffect InferredPoor drug metabolizer.Details

Interactions

Drug Interactions
This information should not be interpreted without the help of a healthcare provider. If you believe you are experiencing an interaction, contact a healthcare provider immediately. The absence of an interaction does not necessarily mean no interactions exist.
DrugInteraction
AbametapirThe serum concentration of Dexlansoprazole can be increased when it is combined with Abametapir.
AbataceptThe metabolism of Dexlansoprazole can be increased when combined with Abatacept.
AbrocitinibThe metabolism of Abrocitinib can be decreased when combined with Dexlansoprazole.
AcenocoumarolThe metabolism of Acenocoumarol can be decreased when combined with Dexlansoprazole.
AdalimumabThe metabolism of Dexlansoprazole can be increased when combined with Adalimumab.
AlbendazoleThe metabolism of Albendazole can be decreased when combined with Dexlansoprazole.
Alendronic acidThe therapeutic efficacy of Alendronic acid can be decreased when used in combination with Dexlansoprazole.
AlpelisibThe metabolism of Dexlansoprazole can be decreased when combined with Alpelisib.
AmiodaroneThe metabolism of Dexlansoprazole can be decreased when combined with Amiodarone.
AmitriptylineThe metabolism of Amitriptyline can be decreased when combined with Dexlansoprazole.
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Food Interactions
  • Avoid St. John's Wort. This may induce the CYP3A4 metabolism of dexlansoprazole, which may cause reduced efficacy.
  • Take with or without food. Dexlansoprazole's dual delayed release formulation allows it to be taken without regard to food in contrast to other PPIs.

Products

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Product Images
Brand Name Prescription Products
NameDosageStrengthRouteLabellerMarketing StartMarketing EndRegionImage
DexilantCapsule, delayed release30 mg/1OralTakeda Pharmaceuticals America, Inc.2010-04-12Not applicableUS flag
DexilantCapsule, delayed release60 mg/1OralPhysicians Total Care, Inc.2010-08-19Not applicableUS flag
DexilantCapsule, delayed release60 mgNasogastric; OralTakeda2010-08-05Not applicableCanada flag
DexilantCapsule, delayed release60 mg/1OralA-S Medication Solutions2010-04-12Not applicableUS flag
DexilantCapsule, delayed release30 mgNasogastric; OralTakeda2010-08-05Not applicableCanada flag
DexilantCapsule, delayed release60 mg/1OralTakeda Pharmaceuticals America, Inc.2010-04-12Not applicableUS flag
DexilantCapsule, delayed release60 mg/1OralCardinal Health 107, LLC2010-04-12Not applicableUS flag
Dexilant SoluTabTablet, orally disintegrating, delayed release30 mg/1OralTakeda Pharmaceuticals America, Inc.2016-01-262016-08-03US flag
DexlansoprazoleCapsule, delayed release60 mgNasogastric; OralTakedaNot applicableNot applicableCanada flag
DexlansoprazoleCapsule, delayed release30 mgNasogastric; OralTakedaNot applicableNot applicableCanada flag
Generic Prescription Products
NameDosageStrengthRouteLabellerMarketing StartMarketing EndRegionImage
DexlansoprazoleCapsule, delayed release60 mg/1OralPar Pharmaceutical, Inc.2022-11-22Not applicableUS flag
Dexlansoprazole delayed releaseCapsule, delayed release60 mg/1OralTWi Pharmaceuticals, Inc.2022-01-01Not applicableUS flag
Dexlansoprazole delayed releaseCapsule, delayed release60 mg/1OralTWi Pharmaceuticals, Inc.2022-12-01Not applicableUS flag
Dexlansoprazole delayed releaseCapsule, delayed release30 mg/1OralA-S Medication Solutions2022-01-01Not applicableUS flag
Dexlansoprazole delayed releaseCapsule, delayed release30 mg/1OralTWi Pharmaceuticals, Inc.2022-01-01Not applicableUS flag
Dexlansoprazole delayed releaseCapsule, delayed release30 mg/1OralTWi Pharmaceuticals, Inc.2022-12-01Not applicableUS flag
Dexlansoprazole delayed releaseCapsule, delayed release60 mg/1OralA-S Medication Solutions2022-01-01Not applicableUS flag
Mixture Products
NameIngredientsDosageRouteLabellerMarketing StartMarketing EndRegionImage
DEXGARD 30/30 MG MR KAPSUL, 30 ADETDexlansoprazole (30 mg) + Domperidone (30 mg)CapsuleOralNUVOMED İLAÇ SAN.TİC. A.Ş.2020-08-142021-11-12Turkey flag
DEXGARD 30/30 MG MR KAPSUL, 60 ADETDexlansoprazole (30 mg) + Domperidone (30 mg)CapsuleOralNUVOMED İLAÇ SAN.TİC. A.Ş.2020-08-142021-11-12Turkey flag
DUEDOM 30/10 MG KAPSÜL, 30 ADETDexlansoprazole (30 mg) + Domperidone (10 mg)CapsuleOralCELTİS İLAÇ SAN. VE TİC. A.Ş.2020-08-14Not applicableTurkey flag
DUEDOM 60/10 MG KAPSÜL, 30 ADETDexlansoprazole (60 mg) + Domperidone (10 mg)CapsuleOralCELTİS İLAÇ SAN. VE TİC. A.Ş.2020-08-14Not applicableTurkey flag

Categories

ATC Codes
A02BC06 — Dexlansoprazole
Drug Categories
Chemical TaxonomyProvided by Classyfire
Description
This compound belongs to the class of organic compounds known as sulfinylbenzimidazoles. These are polycyclic aromatic compounds containing a sulfinyl group attached at the position 2 of a benzimidazole moiety.
Kingdom
Organic compounds
Super Class
Organoheterocyclic compounds
Class
Benzimidazoles
Sub Class
Sulfinylbenzimidazoles
Direct Parent
Sulfinylbenzimidazoles
Alternative Parents
Methylpyridines / Alkyl aryl ethers / Benzenoids / Imidazoles / Heteroaromatic compounds / Sulfoxides / Sulfinyl compounds / Azacyclic compounds / Organopnictogen compounds / Organonitrogen compounds
show 4 more
Substituents
Alkyl aryl ether / Alkyl fluoride / Alkyl halide / Aromatic heteropolycyclic compound / Azacycle / Azole / Benzenoid / Ether / Heteroaromatic compound / Hydrocarbon derivative
show 15 more
Molecular Framework
Aromatic heteropolycyclic compounds
External Descriptors
Not Available
Affected organisms
Not Available

Chemical Identifiers

UNII
UYE4T5I70X
CAS number
138530-94-6
InChI Key
MJIHNNLFOKEZEW-RUZDIDTESA-N
InChI
InChI=1S/C16H14F3N3O2S/c1-10-13(20-7-6-14(10)24-9-16(17,18)19)8-25(23)15-21-11-4-2-3-5-12(11)22-15/h2-7H,8-9H2,1H3,(H,21,22)/t25-/m1/s1
IUPAC Name
2-[(R)-[3-methyl-4-(2,2,2-trifluoroethoxy)pyridin-2-yl]methanesulfinyl]-1H-1,3-benzodiazole
SMILES
CC1=C(OCC(F)(F)F)C=CN=C1C[S@@](=O)C1=NC2=CC=CC=C2N1

References

General References
  1. Behm BW, Peura DA: Dexlansoprazole MR for the management of gastroesophageal reflux disease. Expert Rev Gastroenterol Hepatol. 2011 Aug;5(4):439-45. doi: 10.1586/egh.11.37. [Article]
  2. Skrzydlo-Radomanska B, Radwan P: Dexlansoprazole - a new-generation proton pump inhibitor. Prz Gastroenterol. 2015;10(4):191-6. doi: 10.5114/pg.2015.56109. Epub 2015 Dec 16. [Article]
  3. Frye JW, Peura DA: Managing gastroesophageal reflux disease - comparative efficacy and outcomes of dexlansoprazole MR. Ther Clin Risk Manag. 2015 Oct 30;11:1649-56. doi: 10.2147/TCRM.S66680. eCollection 2015. [Article]
  4. Peura DA, Metz DC, Dabholkar AH, Paris MM, Yu P, Atkinson SN: Safety profile of dexlansoprazole MR, a proton pump inhibitor with a novel dual delayed release formulation: global clinical trial experience. Aliment Pharmacol Ther. 2009 Nov 15;30(10):1010-21. doi: 10.1111/j.1365-2036.2009.04137.x. Epub 2009 Sep 4. [Article]
  5. Kukulka M, Wu J, Perez MC: Pharmacokinetics and safety of dexlansoprazole MR in adolescents with symptomatic GERD. J Pediatr Gastroenterol Nutr. 2012 Jan;54(1):41-7. doi: 10.1097/MPG.0b013e31822a323a. [Article]
  6. Fass R, Frazier R: The role of dexlansoprazole modified-release in the management of gastroesophageal reflux disease. Therap Adv Gastroenterol. 2017 Feb;10(2):243-251. doi: 10.1177/1756283X16681701. Epub 2017 Jan 5. [Article]
  7. Wittbrodt ET, Baum C, Peura DA: Delayed release dexlansoprazole in the treatment of GERD and erosive esophagitis. Clin Exp Gastroenterol. 2009;2:117-28. Epub 2009 Nov 17. [Article]
  8. Grabowski B, Lee RD: Absorption, distribution, metabolism and excretion of [14C]dexlansoprazole in healthy male subjects. Clin Drug Investig. 2012 May 1;32(5):319-32. doi: 10.2165/11630930-000000000-00000. [Article]
  9. Tytgat GN: Shortcomings of the first-generation proton pump inhibitors. Eur J Gastroenterol Hepatol. 2001 May;13 Suppl 1:S29-33. [Article]
  10. Lee RD, Vakily M, Mulford D, Wu J, Atkinson SN: Clinical trial: the effect and timing of food on the pharmacokinetics and pharmacodynamics of dexlansoprazole MR, a novel Dual Delayed Release formulation of a proton pump inhibitor--evidence for dosing flexibility. Aliment Pharmacol Ther. 2009 Apr 15;29(8):824-33. doi: 10.1111/j.1365-2036.2009.03979.x. Epub 2008 Jan 20. [Article]
  11. Ghebremariam YT, LePendu P, Lee JC, Erlanson DA, Slaviero A, Shah NH, Leiper J, Cooke JP: Unexpected effect of proton pump inhibitors: elevation of the cardiovascular risk factor asymmetric dimethylarginine. Circulation. 2013 Aug 20;128(8):845-53. doi: 10.1161/CIRCULATIONAHA.113.003602. Epub 2013 Jul 3. [Article]
  12. Tommasi S, Elliot DJ, Hulin JA, Lewis BC, McEvoy M, Mangoni AA: Human dimethylarginine dimethylaminohydrolase 1 inhibition by proton pump inhibitors and the cardiovascular risk marker asymmetric dimethylarginine: in vitro and in vivo significance. Sci Rep. 2017 Jun 6;7(1):2871. doi: 10.1038/s41598-017-03069-1. [Article]
  13. Haastrup PF, Thompson W, Sondergaard J, Jarbol DE: Side Effects of Long-Term Proton Pump Inhibitor Use: A Review. Basic Clin Pharmacol Toxicol. 2018 Aug;123(2):114-121. doi: 10.1111/bcpt.13023. Epub 2018 May 24. [Article]
  14. Reimer C, Sondergaard B, Hilsted L, Bytzer P: Proton-pump inhibitor therapy induces acid-related symptoms in healthy volunteers after withdrawal of therapy. Gastroenterology. 2009 Jul;137(1):80-7, 87.e1. doi: 10.1053/j.gastro.2009.03.058. Epub 2009 Apr 10. [Article]
  15. FDA Approved Drug Products: Dexilant (dexlansoprazole) delayed-release oral capsules [Link]
PubChem Compound
9578005
PubChem Substance
347827723
ChemSpider
7852369
RxNav
816346
ChEBI
135931
ChEMBL
CHEMBL1201863
ZINC
ZINC000003830986
PharmGKB
PA166110257
Wikipedia
Dexlansoprazole
FDA label
Download (284 KB)
MSDS
Download (201 KB)

Clinical Trials

Clinical Trials
PhaseStatusPurposeConditionsCount
4CompletedTreatmentBarrett's Esophagus / Inflammation1
4CompletedTreatmentGastro-esophageal Reflux Disease (GERD)2
4CompletedTreatmentGastro-esophageal Reflux Disease (GERD) / Proton Pump Inhibitors1
4CompletedTreatmentH Pylori Infection Eradication1
4CompletedTreatmentHelicobacter Pylori Infection1
4CompletedTreatmentHypothyroidism;Postablative1
4Unknown StatusTreatmentGastro-esophageal Reflux Disease (GERD)1
4Unknown StatusTreatmentHypertrophy of Lingual Tonsil / Laryngopharyngeal Reflux (LPR)1
4WithdrawnTreatmentChest Pain / Gastrointestinal Reflux Disease1
3CompletedTreatmentGastro-esophageal Reflux Disease (GERD)4

Pharmacoeconomics

Manufacturers
Not Available
Packagers
Not Available
Dosage Forms
FormRouteStrength
Tablet30 mg
Tablet60 mg
CapsuleOral
Capsule, delayed releaseNasogastric; Oral30 mg
Capsule, delayed releaseNasogastric; Oral60 mg
Capsule, delayed releaseOral60 mg/1
CapsuleOral30 mg
CapsuleOral60 mg
Capsule, delayed release60 mg
Capsule, extended releaseOral60 MG
Capsule, delayed releaseOral
Tablet, orally disintegrating, delayed releaseOral30 mg/1
Capsule, delayed release30 mg
Capsule, coatedOral30 mg
Capsule, delayed releaseOral30 mg
Capsule, delayed releaseOral60 mg
Capsule, delayed releaseOral30 mg/1
Capsule, coatedOral60 mg
Capsule, extended releaseOral30 mg
Prices
Not Available
Patents
Patent NumberPediatric ExtensionApprovedExpires (estimated)Region
CA1327010No1994-02-152011-02-15Canada flag
CA2375201No2010-02-092020-06-15Canada flag
US7399485Yes2008-07-152018-11-26US flag
US6328994Yes2001-12-112019-11-17US flag
US7875292Yes2011-01-252019-11-17US flag
US7431942Yes2008-10-072019-11-17US flag
US6462058Yes2002-10-082020-12-15US flag
US6939971Yes2005-09-062020-12-15US flag
US8173158Yes2012-05-082030-09-17US flag
US6664276Yes2003-12-162023-07-30US flag
US8784885Yes2014-07-222024-04-15US flag
US9233103No2016-01-122032-03-05US flag
US9011926No2015-04-212026-02-24US flag
US9238029No2016-01-192026-01-17US flag
US8722084Yes2014-05-132024-04-15US flag
US9145389No2015-09-292020-06-15US flag
US8871273Yes2014-10-282028-07-11US flag
US8461187Yes2013-06-112026-07-17US flag
US8105626Yes2012-01-312027-03-27US flag
US7285668Yes2007-10-232020-12-15US flag
US7790755Yes2010-09-072027-02-02US flag
US9241910No2016-01-262029-03-10US flag
US6238994Yes2001-05-292019-11-17US flag

Properties

State
Solid
Experimental Properties
PropertyValueSource
melting point (°C)Decomposes at 140ºCMSDS
water solubility0.21mg/mL at pH7.0MSDS
logP2.38MSDS
pKa8.87MSDS
Predicted Properties
PropertyValueSource
Water Solubility0.25 mg/mLALOGPS
logP2.84ALOGPS
logP3.03Chemaxon
logS-3.2ALOGPS
pKa (Strongest Acidic)9.35Chemaxon
pKa (Strongest Basic)4.16Chemaxon
Physiological Charge0Chemaxon
Hydrogen Acceptor Count4Chemaxon
Hydrogen Donor Count1Chemaxon
Polar Surface Area67.87 Å2Chemaxon
Rotatable Bond Count6Chemaxon
Refractivity87.61 m3·mol-1Chemaxon
Polarizability34.5 Å3Chemaxon
Number of Rings3Chemaxon
Bioavailability1Chemaxon
Rule of FiveYesChemaxon
Ghose FilterYesChemaxon
Veber's RuleNoChemaxon
MDDR-like RuleYesChemaxon
Predicted ADMET Features
Not Available

Spectra

Mass Spec (NIST)
Not Available
Spectra
SpectrumSpectrum TypeSplash Key
Predicted MS/MS Spectrum - 10V, Positive (Annotated)Predicted LC-MS/MSNot Available
Predicted MS/MS Spectrum - 20V, Positive (Annotated)Predicted LC-MS/MSNot Available
Predicted MS/MS Spectrum - 40V, Positive (Annotated)Predicted LC-MS/MSNot Available
Predicted MS/MS Spectrum - 10V, Negative (Annotated)Predicted LC-MS/MSNot Available
Predicted MS/MS Spectrum - 20V, Negative (Annotated)Predicted LC-MS/MSNot Available
Predicted MS/MS Spectrum - 40V, Negative (Annotated)Predicted LC-MS/MSNot Available

Targets

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Kind
Protein
Organism
Humans
Pharmacological action
Yes
Actions
Inhibitor
General Function
Hydrogen:potassium-exchanging atpase activity
Specific Function
Required for stabilization and maturation of the catalytic proton pump alpha subunit and may also involved in cell adhesion and establishing epithelial cell polarity.
Gene Name
ATP4B
Uniprot ID
P51164
Uniprot Name
Potassium-transporting ATPase subunit beta
Molecular Weight
33366.95 Da
Kind
Protein
Organism
Humans
Pharmacological action
Yes
Actions
Inhibitor
General Function
Sodium:potassium-exchanging atpase activity
Specific Function
Catalyzes the hydrolysis of ATP coupled with the exchange of H(+) and K(+) ions across the plasma membrane. Responsible for acid production in the stomach.
Gene Name
ATP4A
Uniprot ID
P20648
Uniprot Name
Potassium-transporting ATPase alpha chain 1
Molecular Weight
114117.74 Da
Kind
Protein
Organism
Humans
Pharmacological action
Unknown
General Function
Metal ion binding
Specific Function
Hydrolyzes N(G),N(G)-dimethyl-L-arginine (ADMA) and N(G)-monomethyl-L-arginine (MMA) which act as inhibitors of NOS. Has therefore a role in the regulation of nitric oxide generation.
Gene Name
DDAH1
Uniprot ID
O94760
Uniprot Name
N(G),N(G)-dimethylarginine dimethylaminohydrolase 1
Molecular Weight
31121.5 Da
References
  1. Ghebremariam YT, LePendu P, Lee JC, Erlanson DA, Slaviero A, Shah NH, Leiper J, Cooke JP: Unexpected effect of proton pump inhibitors: elevation of the cardiovascular risk factor asymmetric dimethylarginine. Circulation. 2013 Aug 20;128(8):845-53. doi: 10.1161/CIRCULATIONAHA.113.003602. Epub 2013 Jul 3. [Article]
  2. Tommasi S, Elliot DJ, Hulin JA, Lewis BC, McEvoy M, Mangoni AA: Human dimethylarginine dimethylaminohydrolase 1 inhibition by proton pump inhibitors and the cardiovascular risk marker asymmetric dimethylarginine: in vitro and in vivo significance. Sci Rep. 2017 Jun 6;7(1):2871. doi: 10.1038/s41598-017-03069-1. [Article]

Enzymes

Kind
Protein
Organism
Humans
Pharmacological action
Unknown
Actions
Substrate
Inhibitor
General Function
Steroid hydroxylase activity
Specific Function
Responsible for the metabolism of a number of therapeutic agents such as the anticonvulsant drug S-mephenytoin, omeprazole, proguanil, certain barbiturates, diazepam, propranolol, citalopram and im...
Gene Name
CYP2C19
Uniprot ID
P33261
Uniprot Name
Cytochrome P450 2C19
Molecular Weight
55930.545 Da
References
  1. Goh KL, Choi MG, Hsu PI, Chun HJ, Mahachai V, Kachintorn U, Leelakusolvong S, Kim N, Rani AA, Wong BC, Wu J, Chiu CT, Shetty V, Bocobo JC, Chan MM, Lin JT: Pharmacological and Safety Profile of Dexlansoprazole: A New Proton Pump Inhibitor - Implications for Treatment of Gastroesophageal Reflux Disease in the Asia Pacific Region. J Neurogastroenterol Motil. 2016 Jul 30;22(3):355-66. doi: 10.5056/jnm15150. [Article]
  2. Li XQ, Andersson TB, Ahlstrom M, Weidolf L: Comparison of inhibitory effects of the proton pump-inhibiting drugs omeprazole, esomeprazole, lansoprazole, pantoprazole, and rabeprazole on human cytochrome P450 activities. Drug Metab Dispos. 2004 Aug;32(8):821-7. [Article]
  3. Dexlanzoprazole FDA label [File]
Kind
Protein
Organism
Humans
Pharmacological action
Unknown
Actions
Substrate
General Function
Vitamin d3 25-hydroxylase activity
Specific Function
Cytochromes P450 are a group of heme-thiolate monooxygenases. In liver microsomes, this enzyme is involved in an NADPH-dependent electron transport pathway. It performs a variety of oxidation react...
Gene Name
CYP3A4
Uniprot ID
P08684
Uniprot Name
Cytochrome P450 3A4
Molecular Weight
57342.67 Da

Drug created at November 18, 2007 18:24 / Updated at March 21, 2023 17:58