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Thank you for your question. Derma roller is very good for acne scars as it can improve the texture and the appearance. The length of the needle all depends on what reaction you will have. Derma roller should be from .5-1.0 in length. With home derma rollers all you should experience is redness but this should return to normal after about 1 hour post rollering. Hope this helps.
If you have certain scars like atrophic scars, and if you perform the procedure correctly, you can have an improvement with rolling. This treatment works, however skin needling with controlled heating such as RF Needling (INFINI) works better. As for downtime following rolling- it depends on so many factors- depth of needles (0.25- 3.5mm), pressure, passes, technique, indiviudal factors, etc....can range from overnight to one week. All the bestDR Davin Lim Laser Dermatologist
I have my patients micro-needle their skin at home two to three times per week using a special hand held device that we manufacture. It is not a derma roller, as it uses a vertical "stamping motion" which gives a much more even pattern of vertical needle insertions into the skin as well as a...
No problems with doxy- in fact it is good that you are on an antibiotic because if you use a 1.0mm roller or longer you will bleed, and hence doxy can reduce the chance of infection.As for Retin A- stop this cream the night before the rolling session, then recommence when your skin has...
Once the skin has epithelialized (usually within 48 hours), you can use a silicone gel such as Plato's Scar Serum. Best, DR. Karamanoukian Los Angeles
