A redness line on columella nose tip. What should I do? (Photo)

I have had silicone on my nose and ear cartilage for the colomella area.its 7weeks past my surgery but the base or columella looks little red still.i have close rhinoplasty wth alar base reduction.i can also see a triangular shape red line on my nose tip.i have taken 2rounds of antibiotic but redness doesnt go away.taken clyndamycin and augmentin.what should i do...