Hypersensitivity to any of the ingredients. Patients with rare hereditary problems of fructose intolerance, glucose-galactose malabsorption or sucrose-isomaltose insufficiency should not take this product. If symptoms persist, have not improved, or have worsened after 3 days, consult a doctor or health care professional. Consult health care professional before use in case of pregnancy and or lactation or under medication. Keep all medicines out of the reach of children.