Do not take Valpro Injection 5 ml if you are allergic to any of its contents, if you have urea cycle problems, mitochondrial disorders, or hepatic disease/dysfunction. Inform your doctor if you have/had liver problems, porphyria (blood disorder), diabetes, immune system disorder, bleeding problems, systemic lupus erythematosus (a rare skin condition), or kidney problems. Valpro Injection 5 ml may cause hepatotoxicity (liver damage); consult your doctor if you experience symptoms such as weakness, facial swelling, vomiting, malaise (general discomfort), lethargy (lack of energy or enthusiasm), and anorexia (eating disorder). Valpro Injection 5 ml may also cause pancreatitis (inflammation of the pancreas); consult your doctor if you experience symptoms such as abdominal pain, vomiting, nausea, and/or anorexia (eating disorder).