Sanitary preparations for medical purposes; Pharmaceuticals, namely, pharmaceutical preparations for the treatment of osteoarthritis, rheumatoid arthritis, diabetic neuropathy, peripheral neuropathy, small fibre neuropathy, trigeminal neuralgia, post herpetic neuralgia, post amputation neuropathic pain, post operative pain, cancer-related pain, trigger point pain, sciatica, overactive bladder syndrome, fibromyalgia syndrome, erythromelalgia; Medical preparations for the treatment of pain