“…Effluents from the column were monitored at 225nm. [17] ACE inhibitors alone are not sufficient to decrease high blood pressure hence, they are used in as combination with other particular classes of drug compounds such as calcium channel blocker antihypertensives, diuretics, and etc another method is reported of enalapril with diuretic Hydrochlorothiazide and Furosemide in Active Pharmaceutical Ingredients, Pharmaceutical Dosage Forms and Human Serum [18]. Simultaneous LC determination of, lisinopril, rosuvastatin, captopril, and enalapril in API, pharmaceutical dosage formulations, and human serum [19] other methods of enalapril with hypoglycemics (glibenclamide .metformin, glimepride) statins and H2 receptor antagonist in bulk, formulations and human serum by RP-HPLC [20][21][22] are reported (Figure 1).…”