Petersen J, Benzeval M (2016) Untreated hypertension in the UK household population—Who are missed by the general health checks? Prev Med Rep 4:81–86. https://doi.org/10.1016/j.pmedr.2016.05.007

Article  PubMed  PubMed Central  Google Scholar 

Khorshid AF, Amin MM (2022) Instantaneous determination of antihypertensive drugs utilizing TLC: densitometric methods. Int J Front Life Sci Res 2:026–036. https://doi.org/10.53294/ijflsr.2022.2.2.0022

Article  Google Scholar 

Wagieh NE (2010) Spectrophotometric and spectrodensitometric determination of triamterene and xipamide in pure form and in pharmaceutical formulation. Drug Test Anal 2(3):113–121. https://doi.org/10.1002/dta.92

Article  CAS  PubMed  Google Scholar 

Sica DA, Gehr TW, Ghosh S (2005) Clinical pharmacokinetics of losartan. Clin Pharmacokinet 44:797–814. https://doi.org/10.2165/00003088-200544080-00003

Article  CAS  PubMed  Google Scholar 

Timmermans PB (1999) Angiotensin II receptor antagonists: an emerging new class of cardiovascular therapeutics. Hypertens Res 22(2):147–153. https://doi.org/10.1291/hypres.22.147

Article  CAS  PubMed  Google Scholar 

Kjeldsen SE (2002) Effects of losartan on cardiovascular morbidity and mortality in patients with isolated systolic hypertension and left ventricular hypertrophy: a Losartan Intervention for Endpoint Reduction (LIFE) substudy. JAMA 288(12):1491–1498. https://doi.org/10.1001/jama.288.12.1491

Article  CAS  PubMed  Google Scholar 

Ramezani AM, Absalan G, Ahmadi R (2018) Green-modified micellar liquid chromatography for isocratic isolation of some cardiovascular drugs with different polarities through experimental design approach. Anal Chim Acta 1010:76–85. https://doi.org/10.1016/j.aca.2017.12.021

Article  CAS  PubMed  Google Scholar 

Ensafi AA, Hajian R (2008) Determination of losartan and triamterene in pharmaceutical compounds and urine using cathodic adsorptive stripping voltammetry. Anal Sci 24(11):1449–1454. https://doi.org/10.2116/analsci.24.1449

Article  CAS  PubMed  Google Scholar 

Mohammadpour K, Sohrabi MR, Jourabchi A (2010) Continuous wavelet and derivative transform applied to the overlapping spectra for the quantitative spectrophotometric multi-resolution of triamterene and hydrochlorothiazide in triamterene-H tablets. Talanta 81(4–5):1821–1825. https://doi.org/10.1016/j.talanta.2010.03.040

Article  CAS  PubMed  Google Scholar 

Luis ML (2004) Application of PLS regression to fluorimetric data for the determination of furosemide and triamterene in pharmaceutical preparations and triamterene in urine. Talanta 62(2):307–316. https://doi.org/10.1016/j.talanta.2003.07.010

Article  CAS  PubMed  Google Scholar 

Hudari FF, Souza JC, Zanoni MVB (2018) Adsorptive stripping voltammetry for simultaneous determination of hydrochlorothiazide and triamterene in hemodialysis samples using a multi-walled carbon nanotube-modified glassy carbon electrode. Talanta 179:652–657. https://doi.org/10.1016/j.talanta.2017.11.071

Article  CAS  PubMed  Google Scholar 

Khorshed AA, Khairy M, Banks CE (2019) Electrochemical determination of antihypertensive drugs by employing costless and portable unmodified screen-printed electrodes. Talanta 198:447–456. https://doi.org/10.1016/j.talanta.2019.01.117

Article  CAS  PubMed  Google Scholar 

Ahmad Panahi H, Ejlali M, Chabouk M (2016) Two-phase and three-phase liquid-phase microextraction of hydrochlorothiazide and triamterene in urine samples. Biomed Chromatogr 30(7):1022–1028. https://doi.org/10.1002/bmc.3645

Article  CAS  PubMed  Google Scholar 

Abd El-Hay SS, Hashem H, Gouda AA (2016) High performance liquid chromatography for simultaneous determination of xipamide, triamterene and hydrochlorothiazide in bulk drug samples and dosage forms. Acta Pharm 66(1):109–118. https://doi.org/10.1515/acph-2016-0022

Article  CAS  PubMed  Google Scholar 

Fares N (2022) Ultra-performance liquid chromatographic and densitometric methods for sensitive determination of xipamide and triamterene in pure and pharmaceutical dosage forms. J AOAC Int 105(1):19–25. https://doi.org/10.1093/jaoacint/qsab110

Article  CAS  PubMed  Google Scholar 

Khorshed AA (2024) Enhancing simultaneous determination of some angiotensin II receptor antagonists and amlodipine in plasma using HPTLC with fluorescence densitometry: independent fluorescence detection of the co-administrative drugs in the mixture across various pH conditions. J Chromatogr B 4:124–162. https://doi.org/10.1016/j.jchromb.2024.124162

Article  CAS  Google Scholar 

Khorshed AA (2024) Simultaneous determination of amlodipine besylate and azilsartan mixture in human plasma utilizing high-performance thin-layer chromatography with ultraviolet detection. J Planar Chromatogr Mod TLC 37:261–269. https://doi.org/10.1007/s00764-024-00300-4

Article  CAS  Google Scholar 

Khorshed AA (2022) HPTLC method for the ultrasensitive detection of triamterene in plasma. J Chromatogr Sci 60(3):267–273. https://doi.org/10.1093/chromsci/bmab076

Article  CAS  PubMed  Google Scholar 

Maggio RM, Castellano PM, Kaufman TS (2008) A multivariate approach for the simultaneous determination of losartan potassium and hydrochlorothiazide in a combined pharmaceutical tablet formulation. Anal Bioanal Chem 391:2949–2955. https://doi.org/10.1007/s00216-008-2180-z

Article  CAS  PubMed  Google Scholar 

Abeysekera MC (2022) Development, validation, and concentration determination of losartan potassium using 1D UV Visible spectrophotometry. Syst Rev Pharm 13(2):116–121. https://doi.org/10.31858/0975-8453.13.2.116-121

Article  CAS  Google Scholar 

El-Shaboury SR (2012) Spectrofluorimetric method for determination of some angiotensin II receptor antagonists. J Pharm Anal 2(1):12–18. https://doi.org/10.1016/j.jpha.2011.10.005

Article  CAS  PubMed  Google Scholar 

Shalan S, Nasr JJ (2019) Simultaneous evaluation of losartan and amlodipine besylate using second-derivative synchronous spectrofluorimetric technique and liquid chromatography with time-programmed fluorimetric detection. R Soc Open Sci 6(4):190310. https://doi.org/10.1098/rsos.190310

Article  CAS  PubMed  PubMed Central  Google Scholar 

Quaglia M (2002) Determination of losartan and hydrochlorothiazide in tablets by CE and CEC. J Pharm Biomed Anal 29(6):981–987. https://doi.org/10.1016/S0731-7085(02)00138-3

Article  CAS  PubMed  Google Scholar 

Kristoffersen L (2007) Simultaneous determination of 6 beta-blockers, 3 calcium-channel antagonists, 4 angiotensin-II antagonists and 1 antiarrhytmic drug in post-mortem whole blood by automated solid phase extraction and liquid chromatography mass spectrometry: method development and robustness testing by experimental design. J Chromatogr B 850(1–2):147–160. https://doi.org/10.1016/j.jchromb.2006.11.030

Article  CAS  Google Scholar 

Obando MA, Estela JM, Cerdà V (2008) Simultaneous determination of hydrochlorothiazide and losartan potassium in tablets by high-performance low-pressure chromatography using a multi-syringe burette coupled to a monolithic column. Anal Bioanal Chem 391:2349–2356. https://doi.org/10.1007/s00216-008-2172-z

Article  CAS  PubMed  Google Scholar 

Sathe S, Bari S (2007) Simultaneous analysis of losartan potassium, atenolol, and hydrochlorothiazide in bulk and in tablets by high-performance thin-layer chromatography with UV absorption densitometry. Acta Chromatogr 19:270–278

CAS  Google Scholar 

Hussein SAER (2015) HPTLC with fluorescence densitometry for simultaneous determination of some angiotensin II receptor blockers in tablets and plasma. J AOAC Int 98(2):354–360. https://doi.org/10.5740/jaoacint.14-179

Article  CAS  PubMed  Google Scholar 

Khorshed AA (2022) Ultrasensitive TLC determination of montlukast and loratadine mixture in human plasma utilizing fluorescence detection at dual pH values: toward attaining separate maximum fluorescence intensity. J Chromatogr B 1193:123161. https://doi.org/10.1016/j.jchromb.2022.123161

Article  CAS  Google Scholar 

Khorshed AA (2022) Concurrent estimation of montelukast and loratadine mixture in spiked human plasma utilizing high-performance thin-layer chromatography with ultraviolet detection. J Planar Chromatogr Mod TLC 35(6):617–625.