A 40 years old female patient with type 2 diabetes and hypothyroidism presented with itchy maculopapular lesion in abdomen and neck and leg. Patient's HbA1c is 5.9 Patients TLC - 13000 Eosinophil count - 05% ESR - 35 mm/hour Other parameters are normal.

What should be the etiology of this condition? Please share your opinion about management.