The present invention relates to inhibitors of the phosphodiesterase 4 (PDE4) enzyme. More particularly, the invention relates to compounds that are derivative of -phenyl -2-pyridinyl alkyl alcohols, methods of preparing such compounds, compositions comprising them, combinations and therapeutic uses thereof (I) wherein n is O or 1; R1 and R2 may be the same or different, and are selected from the group consisting of: - linear or branched C