Thank you for sharing that interesting question. You should have the blepharoplasty performed without Botox injections. Should the eyebrow fall, then you can have a touch up. As you have suggested, if the eyebrows do not fall, then too much skin will be removed if treated with Botox first. This...
Low dose amitriptyline (10 mg) should not affect the results from Botox injection.Botox works locally and you will probably feel better when you look better.