Yes, there is no evidence that botox injections have an adverse effect on lupus. However, the physician administering the botox should be aware of your diagnosis and also what drugs you are taking.
There is no real reason why you cannot have semi-permanent make-up applied. The risk to your health would be if you suffer from skin manifestations associated to your lupus. It may be advisable to have a skin test first to see if you react.
This is a difficult question to answer. Saline implants are probably fine, but he is still wary of silicone implants even though the Department of Health said officially that there is no link with lupus disorders. It remains to be seen whether the PIP implants may be associated with SLE or scleroderma as they used non-medical grade silicone.