The dried bark, harvested for at least one year to reduce its fresh toxicity, was gently boiled in water for a few minutes then steeped off the heat. This preparation requires extremely cautious dosing and should only be considered with professional guidance. Dosage must be validated with a healthcare professional or recognized pharmacopoeia before use.
The bark was sometimes macerated in alcohol to obtain a concentrated tincture, used in drops by eclectic practitioners. This more concentrated form absolutely requires the advice and dosing of a trained professional. Dosage must be validated with a healthcare professional or recognized pharmacopoeia before use.
The dried bark reduced to fine powder was sometimes incorporated into compound preparations, in very small quantities. Due to toxicity risks, this form should only be used under professional supervision. Dosage must be validated with a healthcare professional or recognized pharmacopoeia before use.
Wahoo is found in the wild in moist woodlands and forest edges of North America; its dried bark is sometimes available, in prepared form, at certain specialized herbal shops offering plants for supervised use.
The bark is traditionally harvested in autumn from branches or trunk, then must be dried and stored for at least one year before any use in order to reduce its toxicity.