Last reviewed · How we verify

Dysport Injectable Product

Western University, Canada · Phase 3 active Small molecule

Dysport is a botulinum toxin type A preparation that blocks acetylcholine release at the neuromuscular junction, causing temporary muscle paralysis.

Dysport is a botulinum toxin type A preparation that blocks acetylcholine release at the neuromuscular junction, causing temporary muscle paralysis. Used for Cervical dystonia, Blepharospasm, Hemifacial spasm.

At a glance

Generic nameDysport Injectable Product
Also known asabobotulinumtoxinA, Botulinum toxin A
SponsorWestern University, Canada
Drug classBotulinum toxin type A
TargetSNARE complex (synaptosomal-associated protein)
ModalitySmall molecule
Therapeutic areaNeurology, Dermatology, Aesthetics
PhasePhase 3

Mechanism of action

Dysport contains botulinum toxin type A, which cleaves SNARE proteins required for acetylcholine vesicle fusion and release. This results in temporary denervation and muscle relaxation at the injection site. The effect is localized and reversible, typically lasting 3-4 months before neuromuscular function gradually recovers.

Approved indications

Common side effects

Key clinical trials

Primary sources

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SourceUsed for
ClinicalTrials.govTrial enrolment, design, endpoints, results