Ladarixin(DF 2156A free base) is a small molecule, orally available, allosteric and non-competitive antagonist of dual CXCR1 and CXCR2. It is able to reduce the acute and chronic neutrophilic influx, and can be used in research of Asthma, Idiopathic Pulmonary Fibrosis, Influenza-A infection and COPD, cutaneous and uveal melanoma conditions.