There is no way that botox is causing your feeling currently. It only lasts 2-3 months and is permanently reversible. I suggest you see a neurologist to ensure nothing else is going on. Best, Dr. Emer.
If Botox creates too much of an arched brow it can definitely be corrected in order to lower the eyebrows. When discussing costs for a touch up, it really depends on the practice. Typically when you are charged per unit, a touch up, if needed is considered your responsibility to pay. In my of...
Allergic reactions to Botox are very rare. One of the reasons it is so popular is because it works so well for the majority of people. I encourage you to discuss your concerns with your injector before having treatment.