Treatment methods using botulinum toxins

A method of treating vestibular vertigo in a patient in need thereof, comprising administering a botulinum toxin to the patient, thereby treating the development of ASD (autism), wherein the administering for an adult comprises by subcutaneous or intradermal injection 2-4 units to and/or around the vicinity of an ophthalmic, maxillary, and/or mandibular nerve of the trigeminal nerve (bilateral), 2-4 units to and/or around the vicinity of c-2 to c-3, c-4 to c-6, and/or c-7 to c-8 of the cervical nerve, about one-inch lateral to the spine (bilateral), 2-4 units to and/or around the vicinity of t-2 to t-3, t-5 to t-6, t-7 to t-9, and/or t-10 to t-12 of the thoracic nerve, about one inch lateral to the spine (bilateral), 2-4 unit to and/or around the vicinity of l-1 to l-2, l-2 to l-3, and/or l-4 to l-5 of the lumbar nerve, about one inch lateral to the spine (bilateral), and/or 2-4 units to and/or around the vicinity of s-1 to s-2, s-3 to s-4, and/or s-4 to s-5 of the sacral nerve, about one inch lateral to the spine (bilateral), and wherein the administering for a toddler about from 1 to 5 years old is adjusted for age and weight.