Fig. 1.

Proposed Mechanism of Action of the Combination of Levocetirizine and Montelukast - NF-kB as a family of transcription factors plays a critical role in mediating responses to a remarkable diversity of external stimuli, inflammation, cell survival, and cell death (www.bu.edu/nf-kb). NF-kB is found throughout the animal kingdom - a master regulator of the inflammatory response; Fig. 1: Steroid Pathway - Adapted by permission [1].