Problems are rare, but all procedures have some risk. Most problems do not last long, such as side effects related to the site of the injection. Your doctor will go over some problems that could happen, such as:
Excess weakness in a muscle
Neck weakness or problems swallowing after an injection in the neck
Sweating in another area of the body after an injection to treat excess sweating
Allergan physician production information. Botox cosmetic (botulinum toxin type A). Available at: https://www.allergan.com/products/botox-cns. Accessed April 3, 2020.
Botulinum toxin injections: a treatment for muscle spasms. Family Doctor—American Academy of Family Physicians website. Available at: https://familydoctor.org/botulinum-toxin-injections-a-treatment-for-muscle-spasms. Updated January 24, 2018. Accessed April 3, 2020.
Last reviewed February 2020 by
EBSCO Medical Review Board
Rimas Lukas, MD
Last Updated: 4/3/2020
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