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Updated: Sep 23, 2026

Ultrasound-guided Botulinum Toxin-A Injections: A Method of Treating Sialorrhea
Published on: November 9, 2016
[Botulinum toxin Type A. Indications and results]
P Póo1, J A López-Casas, M Galván-Manso
1Servicio de Neuropediatría, Unitat Integrada Hospital Sant Joan de Déu-Clinic. Hospital Sant Joan de Déu-Clínic, Barcelona, España. pilarpoo@hsjdbnc.org
Introduction:
Since introduction for clinical in the 80s, the botulinum toxin type A is being used with effectiveness in the treatment of different disorders that goes with exaggerated muscular activity. Numerous studies have been demonstrated useful for focal treatment of spasticity.
Patients And Methods:
Some indications of the botulinum toxin type A for the treatment of the cerebral palsy are reviewed, emphasizing that it use must be in a global planning. The positive results and adverse events are reviewed, of a series of 278 patients with spastic cerebral palsy.
Results:
19% of these patients have had a slightly positive answer, with modification of the tone but without functional repercussion, 49% have had a moderate answer, 17.5% have a good improvement and a 5% have presented good improvement for a long time. Of 224 patients with more than a year of evolution, the 9.5% have presented adverse reactions, but they have always been slight and transient.
Conclusion:
The botulinum toxin type A can be considered effective and safe for the treatment of spasticity, whenever the indication is correct and it is accompanied by a treatment of physiotherapy well oriented.
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