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What is Pimecrolimus and explain in detail?
Pimecrolimus is an immunomodulating agent of the calcineurin inhibitor class used in the treatment of atopic dermatitis (eczema). It is available as a topical cream, once marketed by Novartis (however, Galderma has been promoting the compound in Canada since early 2007) under the trade name Elidel.

Medical uses
It has been proven to be effective in various inflammatory skin diseases, e.g., seborrheic dermatitis,  cutaneous lupus erythematosus, oral lichen planus,  vitiligo, and psoriasis