Displaying 1 results of Efonidipine Hydrochloride Monoethanolate Impurities Efonidipine Hydrochloride Monoethanolate is a medication used to treat hypertension. It is important to monitor the impurities present in the drug as they can affect the safety and efficacy of the medication. Some of the impurities that may be present include related compounds, residual solvents, and degradation products. These impurities can be identified and quantified using analytical methods such as high-performance liquid chromatography (HPLC) and gas chromatography-mass spectrometry (GC