The horse chestnut tree is not related to the edible "sweet chestnut", and is primarilly grown for ornamental purposes. Its bark and fruit have long been used in traditional medicine.
This plant has tonic, narcotic, and febrifuge properties and can be used for intermittent fevers, rheumatism and neuralgia. The tincture can be used for external application on skin ulcers and rectal complains, including hemorroids.