Avoid taking w/ alcohol or products that increase drowsiness. Caution for use >1 mth & in case of chronic insomnia. Concomitant use w/ steroids, blood thinners, immunosuppressants, sedatives, medications for seizure, BP, affecting mental state. Patients w/ CV, immune, liver or chronic kidney disease, hormonal or seizure disorders, asthma, depression, diabetes, low blood sugar or migraines. Discontinue in case of allergic reaction, headache, confusion or nausea. Do not drive or use machinery for 5 hr after intake. Do not use during pregnancy & lactation.