Strange sensations in my forehead caused by Botox?

I had Botox injections in my forehead (as well as a few other places) about a month ago. Just this past week I have been experiencing a strange sensation across my forehead, especially if I rub it, and my muscles seem to move in a wave-like motion and contract for a few minutes.

Is this the Botox wearing off or something else going on? I asked my Dr. today but he said he didn't really know what was causing it. Thanks!

3 answers to “Strange sensations in my forehead...”

A: Muscle spasm after Botox

Daryl K. Hoffman, MD

You are having a type of muscle spasm because of the how the muscle responds following the blocking action of the Botox.  I believe it is normal.  I have seen it many times and it will probably stop happening after a week or two.  It is not a complication or a bad result and it would not prevent... more

A: One month after Botox, muscles responding to direct stimulation

Otto Joseph Placik, MD

In my opinion the Botox has been effective in doing its job at relaxing the muscles. It is most likely that the rubbing of the muscle causes a direct stimulation that effectively stimulates the muscle to contract. This may be exaggerated the first time you have Botox. Occasionally even completely... more

A: Botox could be wearing off

Jonathan Hoenig, MD

I have had patients notice a strange sensation and muscle contactions after Botox, but it's usually within the first week or so before the full effects of the Botox kick in. It is possible that it's wearing off, although it does seem to be early. Perhaps you had a small dose? Or you take a lot of calcium... more

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