Tixanox sodium (RS-7540), an anti-allergic compound, is a potent inhibitor of mediator release in the IgE-mediated passive cutaneous anaphylaxis (PCA) reaction[1].
References
[1] R G Alvarez, et al. New light on the mechanism of action of disodium cromoglycate. Agents Actions.?1981 Apr;11(1-2):94-6. DOI:10.1007/BF01991467