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Page values for "Onabotulinumtoxin A"

"Medicines" values

1 row is stored for this page
FieldField typeValue
genericString
brandStringBotox
structureFile
classesList of String, delimiter: ,Neurotoxin neuromuscular blocker (presynaptic)
mechanismStringCleaves SNAP-25 protein in presynaptic motor and autonomic nerve terminals, blocking acetylcholine release; in chronic migraine, hypothesized to inhibit peripheral sensitization of trigeminovascular nociceptors
usesStringChronic migraine (≥15 headache days/month), cervical dystonia, blepharospasm, hyperhidrosis, overactive bladder, urinary incontinence, strabismus, spasticity, cosmetic problems
starting_doseStringChronic migraine (PREEMPT protocol): 155 units divided across 31 sites in 7 head/neck muscle groups every 12 weeks
preparationsString50, 100, or 200 unit vials of lyophilized powder for reconstitution
fda_maxString195 units/treatment for chronic migraine; max varies by problem
pill_idText
routesList of String, delimiter: ,Intramuscular (PREEMPT injections for migraine)
onsetString1–2 weeks for muscle effects; preventive migraine benefit accrues over 12-week cycles
durationString~12 weeks
halflifeStringTissue half-life not formally measured; clinical effect ~12 weeks
bioavailabilityStringLocal (intramuscular)
pregnancyStringCategory C; limited data
legalStringRx; black-box warning for distant spread of toxin effect