Not intended for use by persons under the age 18. Do not exceed recommended dose. Do not consume synephrine or caffeine from other sources, including but not limited to, coffee, tea, soda, and other dietary supplements or medications containing phenylephrine 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 MAOI inhibitors, antidepressants, aspirin, non-steriodal anti-inflammatory drugs, or products containing phenylephrine, 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 headache, enlarged prostate, or glaucoma. Discontinue 2 weeks prior to surgery or if you experience raised heart rate, dizziness, severe headache, or shortness of breath.