Different lasers do different things. A titan laser works on the deep collagen to help improve the skin. This will not treat the surface. A CO2 laser will denude the superficial layers of skin and ultimately tighten the skin a bit and get rid of fine wrinkles and pigmentary problems.
No, it will not affect your nasal implant. It is acceptable to have fractional CO2 on the skin over the nose, but wait at least a month after your nasal surgery.
Accutane turns off the pilosebaceous units that secrete skin surface oil and cause acne. They dry the skin in the process. The possible side effects such as deformed babies in pregnant women taking the drug are so great that in the US the FDA requires that patients read specific instructions,...