ChiCTR‐IOR‐15007146.

Methods	Randomised controlled trial
Participants	People with bullous pemphigoid
Interventions	Control group: 0.05% halometasone cream daily Treatment group: 0.05% halometasone cream daily plus low‐dose systemic steroids
Outcomes	Efficacy of low‐dose systemic steroids combined with topical steroids in the treatment of bullous pemphigoid and risk factors for treatment‐refractory patients
Notes	Finalised study; no data available. We contacted authors in July 2020, but received no response. panmeng@medmail.com.cn