How long after subcision can CO2 laser treatment be performed?

You need to go to someone reputable.  There are many options but will need a combination of treatments done by someone well trained and professional.  Get a second opinion by someone experienced in lasers, fillers, and skin care.  Best, Dr. Emer.

Fractional CO2 laser is an excellent tool for skin rejuvenation in our center in Santa Monica. We use the fractional multi-depth ablative approach to help resurface the skin, recontour acne scars, improve incisional plastic surgery scars, and reduce surface irregularities from skin tone to dark...

What you describe is very common following a fractionated CO2 laser.  Initially your skin will be dehydrated and irritated.  The remodeling of the skin will take approximately three months.  Continue to moisturize and avoid the sun. If you have question, ask your physician.

After CO2 laser, you should consider adding pulsed dye laser to your regimen; in addition, use a scar gel such as Plato's Scar Serum. Best, Dr. Karamanoukian Los Angeles

Although it would be best to return to your treating physician for definitive treatment some recommendations can be made or suggested.First, strict sun avoidance, and that includes indirect sunlight, is highly recommended.  Despite this sunscreens should be applied frequently and these...

Co2 laser doesn't effect your ability to smile but botox injections above the lips if improperly placed or too high a dose in the wrong area can.  It takes 10-14 days for the botox to be fully active that is why you are noticing it now.  I suggest you speak to your physician.  It...