Prescription topical retinoidTretinoin
Changes follicular-cell behavior to reduce the earliest pore plugs and help existing comedones move out.
- Often discussed forBlackheads, whiteheads, mixed acne and acne-prone pores
- Where it worksAcross the consistently treated area, not only on visible spots
- Response windowEarly change can occur in weeks; definite benefit may take more than six weeks
- Longer rolePrevention and maintenance after acne responds




