Chartered Manager for CEng and IEng members. Chartered Manager is the most prestigious status that can be achieved in the managerial profession. Awarded by the Chartered Management Institute (CMI) [new window], it is recognised throughout the public and private sectors and across all management disciplines.
DPH is an abbreviation for the chemical Diphenhydramine (dye-fen-hye'-dra-meen). It is the active ingredient in many over the counter sleep aids including Unisom, Nytol, Tylenol PM (combined with acetaminophen) and in many generic store brand remedies.
WHAT IS A DEXTROMETHORPHAN (DXM) DRUG TEST? Dextromethorphan (DXM) is an antitussive (cough suppressant) medication that is generally found in many over-the-counter cold and cough medications. When taken as prescribed on the label side effects are mild and include fever, dizziness, nausea, vomiting, pupil dilation and excessive sweating.