**Wellsense Insurance plan (with Express Scripts PBM):** -prefers tacrolimus 0.03% or 0.1% over pimecrolimus 1% -both tacrolimus and pimecrolimus require PA's, but pimecrolimus PA will only be approved if tacrolimus was tried and failed first -allowable amount of 30g per 30 days for topicals unless reason of medical necessity for higher quantity is specified -Will only approve the xolair prefilled syringe or auto-injector through pharmacy benefits for @ home administration **BCBS Federal Employee program:** -Will not cover Dupixent if the patient hasn't tried / failed other biologics including xolair and nucala