Surrogate BI 674304 in imiquimod-induced and IL-36-induced mouse skin inflammation models
“In vivo, BI 674304 reduced Imiquimod-induced skin inflammation in mice. BI 674304 also reduced IL-36-induced skin inflammation and IL-33 production in the skin of mice.”
✓ VerifiedFDA multi-discipline review, p. 36Source ↗
Why that model
Spesolimab does not bind IL36R in common nonclinical species
“Spesolimab does not bind to IL36R in common nonclinical species.”
✓ VerifiedFDA multi-discipline review, p. 35Source ↗
Reviewer's view of the efficacy data
EMA: in vitro and in vivo proof of concept and mode of action established and supported
“Overall, in vitro and in vivo proof of concept and mode of action of spesolimab in relation to the treatment of flares in adult patients with generalised pustular psoriasis was established and is supported.”