a message informing of danger. 1  making known, 2  heads-up, 3  wake-up call, 4  false alarm, 5  alerting, 6  alert, 7  informing, 8  threat, 9  caution, 10  caveat, 11  alarmism, 12  premonition, 13  strategic warning, 14  forewarning, 15  tactical warning.
meperidine is an opioid pain medication an opioid is sometimes called a narcotic meperidine is used to treat moderate to severe pain meperidine may also be used for purposes not listed in this medication guide
A meperidine congener used as an antidiarrheal, usually in combination with atropine. At high doses, it acts like morphine. Its unesterified metabolite difenoxin has similar properties and is used similarly. It has little or no analgesic activity.