Do Fordyce spots stop spreading and if not how can I stop them?

With such dark skin youa re going to be limited to doing fractional radiofrequency microneedling (fractora) over lasers and you will need to do at home dermarolling, and peels like cosmelan and enlighten that we can send you now (see link to emeragecosmetics.com).  HOWEVER, you will need ...

Yes if not treated properly or pre and post treated the skin can be marked.  I suggest you pretreat with eye rolling package to prevent hyperpigmentation ( see link to emeragecosmetics.com where we do free skin care consults daily). also use reve skin 1.0 retinol or sente bio complete serum....

It is possible to use a CO2 laser safely on Asian skin. However, I recommend working with a board-certified dermatologist with expertise treating this skin type to ensure an optimal outcome with minimal risk. There are other devices that also work well treating brown spots on Asian skin, and I...

This was posted the other day and lasers, plasma pen, and needle dessication can help blend this otherwise you will need a revision procedure.

NEVER use neosporin on your skin after laser. you need growth factors, peptides, healing balms, and masks (see link to my full protocol for non ablative laser skincare + red light).  Best, Dr. emer.

I would recommend scheduling a formal consultation with a cosmetic dermatologist or plastic surgeon in order to get a customized treatment plan for your case. Best, Dr. Emer.