Nelsons Pollenna™ contains a 6c homeopathic potency of Allium cepa, Euphrasia officinalis, & Sabadilla officinarum to provide a soothing relief from the symptoms of hay fever & other similar allergies by stimulating the body's own natural healing process. This product contains a selection of homeopathic remedies specifically combined to protect from & bring fast effective relief for the distressing symptoms of hay fever. Pollenna does not cause drowsiness & can be taken with other medicines.