It's better for your dermatologist to see the wound before suggesting any treatment ..
Burns often repair irregularly with dermis forming bands resulting in atrophy and other irregularities ..
one can try mixed combination treatments of MRF or PRP with help of silicon gels
Have patience through the course
Next Steps
See a dermatologist and ask for scar reduction combination treatments There are different modalities available
Health Tips
Don't try OTC or any random advertising agents which sometimes worsen the case