"In cases of acute sinusitis, the therapeutic goals are to reestablish drainage and to clear the acute infection.  Various measures can be used:  local application of heat, local use of volatile oils and botanicals with antibacterial properties, and immune system support."

Reference:  Joseph E. Pizzorno, Jr., N.D. et al. "Encyclopedia of Natural Medicine" Second Edition, Churchill Livingston, New York, NY, 199, p. 798.