The goal of this clinical trial is to compare the effectiveness of two drugs in patients that presents with scars on face after acnes. The effectiveness will be measured by a goodman and baron scale. One group of patients will receive 35% glycolic acid while other group of patients will receive 20% salicylic acid and both groups will be followed by 12 weeks.
Patients aged 18-45 years with mild to moderate atrophic post acne scars
Fitzpatrick skin type 2-4
No active acne or ongoing systemic acne treatment
Pregnancy and breast feeding
History of keloid or hypertrophic scars
Use of retinoids or chemical peel in last 3 months
Active skin infections