It depends on the cause of the lump
This is an interesting question. It depends on the cause of the lump. Sometimes you get a lump from swelling or bruising from the injection and in that case, the ice will help. However, sometimes the lump might be caused from the BOTOX working only on a certain area and results then need to be refined by injecting the product into a different muscle.
When the product is injected into one muscle, that muscle becomes thicker, and a lump can form from the muscle contracting. If this is...