Information about DNX StiffX: StiffX is specially designed for men. it is a unique herbal mix makes, which makes StiffX work like viagra. So after taking StiffX you will experience a hard and firm erection that is quite long lasting, sometimes even up to 24 or 48 hours, so be advised! Ingredients: angelica root 35mg, codonopsis 50mg, cuscuta 40mg, eucommia 45mg, horny goat weed 55mg, lycium fruit 35mg, rubus 40mg Warning: Only for 18y or older. Do not use when pregnant, on medication, when suffering from kidney and/or heart disease, urinary tract, diabetes, enlarged prostate or when taking MAO inhibitors. Do not use with alcohol. Discontinue use if nervousness, tremor, sleeplessness, loss of appetite or nausea occur. When in doubt, consult your doctor