Pharmaceutical preparations containing botulinum toxin for the treatment of neurological disorders, muscle dystonias, smooth muscle disorders, autonomic nerve disorders, segmental movement diseases, hypervolemic lip deformity, headaches, chronic pain conditions, glandular disorders, wrinkles and other forms of dynamic facial lines, hyperhydrosis, sports injuries, cerebral palsy, chalazia, hordeola and cutaneous infections, inflammatory conditions, spasms, tremors and pain