Not intended for use by persons under age 18. Do not exceed recommended dose. Do not consume syneohrine or caffeine from other sources, including but not limited to, tyramine containing phenylephrine, phenylpropanolamine or caffeine. Contains caffeine. Do not use for more than 8 weeks. Consult your physician prior to use if you are pregnant or nursing, or if you are taking medication, including but not limited to MAO inhibitors, antidepressants, aspirin, nonsteroidal anti-inflammatory drugs or products containing phenylephrine, phenylpropanolamine, ephedrine, pseudoephedrine or other stimulants. Consult your physician prior to use if you have a medical condition including, but not limited to, heart, liver, kidney, or thyroid disease, psychiatric or epileptic disorders, difficulty urinating, diabetes, high blood pressure, cardiac arrhythmia, recurrent headaches, enlarged prostate or glaucoma. Discontinue use 2 weeks prior to surgery or if you experience rapid heart beat, dizziness, severe headache or shortness of breath.