Pityriasis lichenoides chronica may not always respond to treatment and relapses often occur when treatment is discontinued. If the rash is not causing symptoms, treatment may not be necessary. In cases where treatment is necessary, there are several different therapies available. First-line therapies may include: Sun exposure Topical steroids Topical immunomodulators such as tacrolimus or pimecrolimus Oral antibiotics such as erythromycin and tetracycline Second-line therapies may include: Phototherapy artificial ultraviolet radiation treatment with UVB or PUVA Third-line therapies may include: Systemic steroids Methotrexate Acitretin Dapsone Ciclosporin For more resistant and severe disease, a combination of the above may be used PubMed, a searchable database of medical literature, lists several journal articles that discuss treatment of pityriasis lichenoides chronica. Click on the link to view abstracts of articles related to this topic. 
What are the treatments for Pityriasis lichenoides chronica ?