5 crystalline enzyme preparations for medical and veterinary clinical diagnostic use, and crystalline enzyme preparations for clinical, therapeutic and preventative use in the treatment of infectious and parasitic diseases, neoplasms, endocrine diseases, nutritional deficiencies, metabolic diseases and disorders, immunity disorders, diseases of the blood and blood-forming organs, diseases and disorders of the circulatory system, diseases and disorders of the respiratory system, diseases and disorders of the digestive system, diseases and disorders of the genitourinary system, diseases and conditions of the skin and subcutaneous tissue, diseases and disorders of the musculoskeletal system and connective tissue, congenital anomalies, injuries, and poisoning, in humans, livestock, domestic pets and exotic animals, but not for the treatment or diagnosis of neurological diseases