The herb can also be dangerous when combined with
certain drugs, like amphetamines or prescribed medications such as MAOI antidepressants and quinolone antibiotics, which interact with the natural caffeine in the extract to overstimulate your body, increasing
high blood pressure, nervousness, and headaches.
Consult a Physician before using this product if you have, or have a family history of, including but not limited to Phenylketonuria,
high blood pressure, cardiac arrhythmias, heart, liver, kidney, thyroid, or psychiatric disease, pheochromocytoma, diabetes, asthma, recurrent headaches, anemia, nervousness, anxiety, depression or other psychiatric condition, peptic ulcers, Parkinson's disease, glaucoma, difficulty in urinating, prostate enlargement, or seizure disorder, or if you are using any other dietary supplement or over-the-counter
drug containing ephedrine, pseudo - ephedrine, or phenylpropanolamine (ingredients found in
certain allergy, asthma, cough or cold, and weight control products).