Ivermectin has topical anti-inflammatory properties
The researchers found that topical IVM correlated with improvement in allergic skin inflammation, with reduction of the priming and activation of allergen-specific T cells and the production of inflammatory cytokines. IVM had no major effect on dendritic cell functions in vivo and in vitro, but following polyclonal and antigen-specific stimulation, IVM did impair T-cell activation, proliferation, and cytokine production.

Read more at: http://medicalxpress.com/news/2017-01-ivermectin-topical-anti-inflammatory-properties.html#jCp