Evidence map›Paper›PMID 40873352›Full record

ArticleCurrent drug research reviews2026

A Novel, Stability-indicating Method for Analyzing Degradation Impurities in Hydrochlorothiazide and Irbesartan Tablets Using RP-HPLC.

Tusharkumar Shah, Smriti Sharma, Jayesh Dhalani

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Article in Current drug research reviews, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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3 authors.

Tusharkumar ShahDepartment of Chemistry, School of Science, RK University, Kasturbadham (Tramba), Rajkot, 360020, India.
Smriti SharmaDepartment of Chemistry, Miranda House, University of Delhi, Delhi, India.ORCID 0000-0003-0023-2162
Jayesh DhalaniDepartment of Chemistry, School of Science, RK University, Kasturbadham (Tramba), Rajkot, 360020, India.

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6 · The paper itself

Abstract

introductionWell-known antihypertensive medications, hydrochlorothiazide and irbesartan, are sometimes taken as a low-dose combination in a single pill.

aimsThe aim of this research is to create and verify a standard screening test for identifying process-related degradation in tablets containing irbesartan and hydrochlorothiazide. The objective of the study was to report the quality and robust method of HPLC for impurities in the mentioned drugs. MATERIALS AND

methodsSeparation was accomplished using a Kromasil L7 column (250 x 4.6 mm 5 μ). Furthermore, a 50 x 4.6 mm ghost-busting column was set up. 0.1% orthophosphoric acid was used in mobile phase A, and acetonitrile was used in mobile phase B. Infinity 1290 was used to conduct the analysis at a fixed flow rate of 1.2 mL/minute. At 220 nm, detection was carried out. The temperature in the column oven was kept at 30°C. RESULTS AND DISCUSSION: For eight impurities, regression analyses show a correlation coefficient value greater than 0.999. The approach was to demonstrate superior recoveries for impurities linked to hydrochlorothiazide and irbesartan (89.7-108.9%), and the limit of quantification for hydrochloro thiazide Related Compound-A is 0.248 ppm, chlorothiazide 0.251 ppm, chloro hydrochlorothiazide 0.252 ppm, irbesartan related compound-A 1.214 ppm, triphenyl methanol 1.210 ppm, IB-23 1.198 ppm, trityl methyl ether 1.204 ppm and KL-2 1.196 ppm. Here, we are first time reporting the method for simultaneous determination of eight impurities in Hydrochlorothiazide and Irbesartan combination drug with decent accuracy and precision.

conclusionThe recommended method was well evaluated and can be used for routine examination of the drug impurity studies and mixtures.

Indexed as

Antihypertensive AgentsBiphenyl CompoundsDrug ContaminationHydrochlorothiazideTetrazolesChromatography, High Pressure LiquidChromatography, Reverse-PhaseDrug CombinationsDrug StabilityIrbesartanReproducibility of ResultsTabletsAntihypertensive AgentsBiphenyl CompoundsDrug CombinationsHydrochlorothiazideIrbesartanTabletsTetrazolesHPLChydrochlorothiazideimpuritiesIrbesartanSIAMvalidation

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the Socratic graph.