Hyland's Hayfever is a traditional homeopathic formula for the relief of symptoms of sneezing, runny and irritated eyes and runny nose due to seasonal allergies or hayfever. Working without contraindications or side effects. Hyland's Hayfever stimulates your body's natural healing response to relieve symptoms. Hyland's Hayfever is safe for adults and children and can be used in conjunction with other medications.