{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"omics_type":["Unknown"],"volume":["16"],"submitter":["Lu M"],"pubmed_abstract":["<h4>Introduction</h4>The aim of this study is to characterize the pharmacology of linaprazan glurate (X842), an ethyl ester prodrug of linaprazan (a novel potassium-competitive acid blocker), in animal species <i>in vitro</i> and <i>in vivo</i> to achieve a better pharmacological profile.<h4>Methods</h4>Pharmacokinetic profiling, hydrogen (H<sup>+</sup>)/potassium (K<sup>+</sup>)-ATPase inhibition, and gastric acid inhibition experiments were performed.<h4>Results</h4>X842 was rapidly absorbed with a very low plasma concentration. X842 was rapidly transformed by enzymatic cleavage into its active metabolite, linaprazan, as shown by the half-life, maximum concentration, and area under the concentration-time curve of the two substances. Selective inhibition of the gastric H<sup>+</sup>/K<sup"],"journal":["Frontiers in pharmacology"],"pagination":["1636523"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC12446003"],"repository":["biostudies-literature"],"pubmed_title":["Pharmacological characterization of linaprazan glurate (X842), a novel potassium-competitive acid blocker, &lt;i&gt;in vitro&lt;/i&gt; and &lt;i&gt;in vivo&lt;/i&gt;."],"pmcid":["PMC12446003"],"pubmed_authors":["Zhou L","Lu M","He Y","Cui Y","Xiu J","Li N","Hu P"],"additional_accession":[]},"is_claimable":false,"name":"Pharmacological characterization of linaprazan glurate (X842), a novel potassium-competitive acid blocker, &lt;i&gt;in vitro&lt;/i&gt; and &lt;i&gt;in vivo&lt;/i&gt;.","description":"<h4>Introduction</h4>The aim of this study is to characterize the pharmacology of linaprazan glurate (X842), an ethyl ester prodrug of linaprazan (a novel potassium-competitive acid blocker), in animal species <i>in vitro</i> and <i>in vivo</i> to achieve a better pharmacological profile.<h4>Methods</h4>Pharmacokinetic profiling, hydrogen (H<sup>+</sup>)/potassium (K<sup>+</sup>)-ATPase inhibition, and gastric acid inhibition experiments were performed.<h4>Results</h4>X842 was rapidly absorbed with a very low plasma concentration. X842 was rapidly transformed by enzymatic cleavage into its active metabolite, linaprazan, as shown by the half-life, maximum concentration, and area under the concentration-time curve of the two substances. Selective inhibition of the gastric H<sup>+</sup>/K<sup","dates":{"release":"2025-01-01T00:00:00Z","publication":"2025","modification":"2026-06-03T16:57:07.765Z","creation":"2026-04-29T03:12:33.248Z"},"accession":"S-EPMC12446003","cross_references":{"pubmed":["40978490"],"doi":["10.3389/fphar.2025.1636523"]}}