Headache is one of the side effects of a Neuromodulator such as Botox, Dysport and Xeomin. It usually appears few days after the injections. Although it is not very common it is probably the most common side effects that I have noticed in my practice. In my practice I also noticed its more...
Although sleep apnea has not been a side effect discussed with Botox to any significant degree, we do know that hi doses of Botox in the neck muscles have been associated rarely with severe side effects such as diffiuclty with swallowing. It might be worth mentioning to a sleep expert or ENT...