The units and dilutions are not transferable with various brands of the botulinum toxins available.
Each botulinum toxin product on the market is different.
Understanding BOTOX(R) units.
In tests 1 unit of BTX is a lethal dose to 50% (LD50) of the mouse species tested.
The equivalent dose of BTX(LD50) for 70-kg adult would be equal 2500 to 3000 units.
Manufactures do not all use the same model as BOTOX(R) so 1 unit of one brand of BTX will be different to another.
Doses as high as 1000 units of BOTOX(r) have been used in medicine to treat cerebral palsy and various neurological conditions.
BOTOX(R) and VISTABEL(R) cosmetic treatments usually require 20-75 units for facial wrinkles.
Always evaluation the botulinum toxin brand and dosing information before use.