Displaying 1 results of Pitofenone Acid Impurities Pitofenone is a medication used for muscle relaxation and pain relief. During its production, impurities in the form of acids may be present. These acidic impurities can affect the purity and potency of the medication, and may also cause unwanted side effects. Therefore, it is important to monitor and control the levels of pitofenone acid impurities in order to ensure the quality and safety of the medication.