I want to start off with reassuring you that facial asymmetry is very normal and common! Some people are born with it but we also tend to have it progress as we age due to certain muscles becoming hypertrophied or weaker, sun damage, effects on collagen loss, etc.
You would be a great candidate...
Hi, thank you for your question! The areas that you can place botox to help widen the eyes is crows feet, between the eye brows, and below the eye brow. The dosing for these areas will make a subtle change to help widen the eyes. I would recommend having a consultation with a certified injector.
Although Botox resistance is possible, I doubt that this is a reason for the lack of effect in the forehead area. The fact that you had a 3 year hiatus and that the Botox was effective in other areas of the face argue against resistance as a potential cause. A more likely explanation would...