Allium cepa is
a very well-known homeopathic remedy derived from onions.
Allium cepa is used to treat conditions affecting
the mucous membranes of the nose, eyes, and throat. It is a popular
remedy in cases of allergies such as hayfever and in cases of colds.
Symptoms that might indicate use of allium cepa include
'runny' streaming nose, sneezing, irritated eyes and / or nose, acrid nasal
discharge, inflamed or irritated sinuses.
More about the substance used to prepare allium cepa homeopathic remedy:
This homeopathic remedy is derived from the common red onion. The bulb part of the onion is used to produce the remedy.
Homeopathic preparations are usually supplied in either liquid or pill form. Regardless of the physical form in which the remedy is taken, its preparation will have involved a series of dilutions during which the original substance was repeatedly diluted and succussed (shaken) in a solvent such as water and/or alcohol.