Displaying 2 results of Phenoxybenzamine Impurities Phenoxybenzamine is a medication used to treat high blood pressure and certain medical conditions. However, during the manufacturing process of Phenoxybenzamine, impurities may be produced that can affect the quality and safety of the medication. These impurities need to be identified and monitored to ensure the effectiveness and safety of the medication. Various analytical techniques are used to detect and quantify the impurities in Phenoxybenzamine.