Treatment is either with oral or topical antibiotics (to kill
acne-causing bacteria on the skin), topical retinoids (such as
Differin or Retin-A), or anti-androgens (female patients only).
If standard treatments result in failure or relapse your GP can refer you to a dermatologist for Roaccutane (oral Isotretinoin), the most powerful acne treatment available.
What acne medication are you currently using? Retin-A will clear acne and heal the bruise-like scars you describe.
Eloise.