text: RESULTS: << Nedocromil sodium >> inhibited the chemotactic response toward FMLP and [[ NAF ]]/IL-8 of GM-CSF primed eosinophils approximately 60% (inhibitory concentration of 50% [IC50] approximately 1 to 10 nmol/L), whereas these responses of IL-3 primed eosinophils was completely inhibited (IC50 approximately 1 nmol/L).