Hi,
Not enough information to answer your questions. I would recommend examination of your skin. There are many fractionated CO2 lasers that call themselves "Fraxel", but not all tissue is Kleenex, not all fractionated CO2 is Fraxel. If you were treated with true...
Fraxel laser cannot penetrate deeply enough to affect the saliva glands. It is just a coincidence. Please see your physician to determine the cause.
Eye protection is obviously extremely important. the closer we come to the eye, the tighter and more secure the eye protection must be. The best way to protect the eyes from scratches or the laser is to use specially designed stainless steel contact lenses. The eye is numbed with a drop of...