I found this really helpful during a particularly bad bout of hay fever.
Luffa operculata (Luffa), Ammi visnaga (Toothpick Weed), Aralia racemosa* (American Spikenard), Cardiospermum halicacabum* (Heartseed), Okoubaka aubrevillei (Okoubaka), Larrea mexicana (Chapparal) Galphimia glauca (Golden Thryallis), in an isotonic solution buffered with disodium hydrogen phosphate dodecahydrate, sodium dihydrogen phosphate dihydrate and less than 0.7% ethanol. * Organically grown
This product is sterile and contains no preservatives. The special dispenser ensures that there is no backflow of product into the reservoir.