In Peru Huanarpo Macho bark and stem is a very popular male sexual tonic and aphrodisiac. It is considered an overall male sexual stimulant and libido aid and used to restore sexual potency, for premature ejaculation and erectile dysfunction. It is also used in Peruvian herbal medicine for asthma, bronchitis, coughs, and diabetes and as a nerve tonic to calm and support the central nervous system. Suggested Use: Huanarpo Macho is best prepared as an alcohol tincture. Combine 1 part bark powder with 4 parts 90 proof alcohol (Rum, Vodka, Brandy), allow macerating for 2 weeks while agitating solution daily, then strain into a clean bottle and seal. It is traditionally taken in dosages of 3 ml (90 drops) twice daily or as needed