Brain and nervous system - MBS item (18377)

The following MBS item is included in this clinical category.

18377
Botulinum Toxin Type A Purified Neurotoxin Complex (Botox), injection of, for the treatment of chronic migraine, including all injections in 1 day, if: (a)the patient is at least 18 years of age; and (b) the patient has experienced an inadequate response, intolerance or contraindication to at least 3 prophylactic migraine medications before commencement of treatment with botulinum toxin, as manifested by an average of 15 or more headache days per month, with at least 8 days of migraine, over a period of at least 6 months, before commencement of treatment with botulinum toxin; and (c)the requirements relating to botulinum toxin type A under the Pharmaceutical Benefits Scheme are complied with For each patient-applicable not more than twice except if the patient achieves and maintains at least a 50% reduction in the number of headache days per month from baseline after 2 treatment cycles (each of 12 weeks duration)