Indicated for Head cold, Colds, Cough, Hay fever, Headache, Hoarseness. Allium cepa is a homeopathic remedy often used to treat head colds, hay fever, coughs, headaches and hoarseness. Other indications for its use include a runny nose with frequent sneezing, profuse discharge from the nose often irritating to the nose and lip, tearing of the eyes of a bland nature, and colds that extend to the chest with coughing. Worse in a warm room and in the evening - better in open air. This homeopathic remedy is made from the bulb of red onion. Active Ingredient: Allium cepa [HPUS].All of our single homeopathic remedies are made in glass - never in plastic.