Describe the undesirable effects of the medicinal product. Describe the undesirable effects of the medicinal product. If the element is present, it must have either a @value, an @id, or extensions The medication for which this is an indication. The symptom, condition or undesirable effect. Classification of the effect. The frequency of occurrence of the effect. The population group to which this applies. Describe the undesirable effects of the medicinal product. The age of the specific population. The gender of the specific population. Race of the specific population. The existing physiological conditions of the specific population to which this applies.