How does Dysport spread in forehead without side effects?

There are subtle differences between these two products.  The clinical trials show Dysport has an excellent safety profile for treating frown lines (brow area), so I wouldn't be concerned about that. I think you should try it and see how it works for you.  I have many patients who have tried Dysport... more

Dysport probably does not spread in the forehead more than Botox when similar volumes of each are injected. The study that suggested otherwise used larger volumes of of Dysport than Botox. It is to be expected that larger volumes might migrate further.  Once adjustments are made for the different potency... more

    I would not worry too much about the forehead, but I agree that physicians must use care in the brow area. It would seem logical that there is an increased chance of migration into unintended muscles. A "quaz" seems much more of a possiblity with Dysport than Botox... more