Answer
Jan 17, 2025 - 03:02 PM
Yes. Xeomin’s botulinum toxin effects can rarely spread beyond the injection area, sometimes appearing hours to weeks after treatment. The FDA includes a boxed warning about this “distant spread of toxin effect.”
Seek urgent medical attention for symptoms such as:
- Trouble breathing, swallowing, or speaking
- Generalized muscle weakness
- Double or blurred vision, or drooping eyelids
- Hoarseness or loss of voice
- Loss of bladder control
The risk may be higher in people receiving larger therapeutic doses or those who already have swallowing, breathing, nerve, or muscle disorders. For cosmetic use at approved doses, confirmed serious distant spread appears uncommon, but any new weakness or breathing/swallowing problem requires immediate assessment.
