Botox or Dysport units for hyperhidrosis treatment?

How many units of Botox or Dysport are needed on average in each armpit to block excessive sweating? Also, can I expect my treatment to last 3-4 months like it does on the face? Thanks!

5 answers to “Botox or Dysport units for...”

A: Both will work well

Nissan Pilest, MD

We generally inject 50 units of Botox in each arm pit With Dysport we inject 150 units per arm pit. Botox results generally last 200 days with Dysport we are hopping it will last longer and the onset of action should be faster.

A: Botox for Hyperhydrosis

Theodore Katz, MD

Whereas the Botox for the face generally lasts about three months (longer as you use it more), Botox for hyperhidrosis can last 6 months or more and is usually quite effective.  I don't use Dysport yet as I have had such a good response with Botox, but I don't see any reason why it wouldn't work, once the... more

A: 1 vial does it

Janet M.  Neigel, MD

It takes 1 vial of Botox (50 units per armpit) for underarm sweating.  It seems to take 1 vial of Dysport (150 dysport units per armpit) to get the same result.  Botox seems to last longer for sweating (6-9 months) than on the face.  It remains to be seen how long Dysport will last but I would... more

A: Botox or Dysport for Hyperhydrosis; It's the Pits

Michael A. Persky, MD

Hi KB, The reccommended ratio of Botox units to Dysport units is 2:5.  Botox for hyperhydrosis takes 50 units per armpit, therefore Dysport would take 125 units per armpit.  The treatments seem to last a bit longer than on the face, up to 6 months. Good luck and be well. Dr. P

A: Botox or Dysport for hyperhidrosis

Bryan K. Chen, MD

The standard dose of Botox is 50 units per underarm.  You can expect the treatments, however, to last approximately 6 months, frequently longer when Botox is used for this medical indication.  I would estimate that 150-200 units of Dysport would be needed to address the same problem, although... more

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