Pharmaceutical preparations namely, pharmaceutical preparations for the treatment of alopecia, Alzheimer's disease, atopic dermatitis, autoimmune diseases and disorders, bone and skeletal diseases and disorders, cancer, cardiovascular diseases, central nervous system diseases and disorders, cluster headaches, Crohn's disease, dementia, dermatological diseases and disorders, diabetes, dyslipidemia, endocrine diseases and disorders, gastrointestinal diseases and disorders, headaches, heart failure, hypoglycemia, inflammation and inflammatory diseases and disorders, inflammatory bowel disease, kidney diseases and disorders, liver diseases and disorders, lupus, mental disorders, metabolic diseases and disorders, migraines, multiple sclerosis, muscle diseases and disorders, neurodegenerative diseases and disorders, neurological disorders, obesity, pain, Parkinson's disease, Psoriasis, Psoriatic arthritis, rheumatoid arthritis, Sjogren's syndrome, sleep disorders, spondyloarthropathy, ulcerative colitis; Diagnostic agents and substances for medical purposes; radiopharmaceutical diagnostic preparations for use in the diagnosis of neurodegenerative diseases and of oncology and of pain