Also known as: Angelica Tree, Northern Prickly Ash, Toothache Bark, Xanthoxylum, Yellow Wood, Zanthoxylum.
Scientific name: Zanthoxylum americanum.
Botanical Family: Rutaceae.
Parts used: Bark.
Northern prickly ash is used for muscle cramps, Raynaud's syndrome, chronic rheumatic conditions, poor peripheral circulation associated with rheumatic symptoms, intermittent claudication, leg ulcers associated with poor circulation, inflammation, as a stimulant tonic, for toothache, and as a sweating promoter in fever.
There are no concerns regarding safety when the bark is used appropriately in medicinal amounts.1