How can i cure lichen planus pigmentosis from face n lower neck?

Dermamtologist: Lichen planus pigmentosus is a rare variant of lichen planus and is characterized by the presence of hyperpigmented, dark-brown macules in sun-exposed or skin-fold areas of the body. Treatments include topical steroids, ); systemic steroids; oral metronidazole, oral acitretin, narrow-band or broadband uv-b therapy. Obviously, this problem has to be managed by a dermatologist. No cure - just manage.