According to Brother Marie-Victorin, the Hurons have successfully used the infusion of cow parsnip to fight the great influenza epidemic of 1918. However, this use does not appear to have been widespread since the majority of sources do not mention.
The Sisters of Providence described it as stimulating, carminative, and high-dose poison. It was used in epilepsy accompanied by flatulence and stomach upset. Treatment should continue for a long time.
Our rocking shares with a European species (H. spondilyum) a number of properties, and we can assume that the two plants differ little, in fact, in their actions because they are both rich in octanol, which is an aromatic principle attributed their action. The root, leaves and fruits of spondyle rocks were used in Europe as an aphrodisiac, stimulant, digestive, hypotensive, anthelmintic, resolved, detergent. The plant has been used to treat sexual weakness, impaired digestion, gas, high blood pressure, kidney disease and epilepsy.
The fruits have been used against gonorrhea. The root decoction is taken in at a rate of 15 grams per liter of water. It takes three glasses a day. The fruits are taken in infusion at 2 teaspoons per cup of water. We infused 10 minutes and it takes three cups a day.
Externally, we used the decoction of the root washings and compresses to treat edema, tumors, abscesses, boils and ulcers sluggish. It is prepared at 30 grams of root per liter of water.