Nucynta although synthetic and has a half life of 4 hours will show up as a class 2 narcotic in a urine test. However don't count the half life in terms of it not being detected.Multiply the half life times 4 and then it will be 99.9% gone from your body.So at 50mg that would be roughly 7.4 days. 4 people found this useful.
Other Causes: Abrupt mood swings. Some of the less common causes of Abrupt mood swings may include: 1  Puberty. 2  Menopause. 3  Personality disorder. 4  Schizophrenia.
Labile Mood shifts suddenly in a way that cannot be understood in the context of the situation. During a friendly game of checkers, Dorothy, who has been laughing, suddenly knocks the board off the table in anger. She then begins to laugh and wants to continue the game. Elevated Mood is one of euphoria not necessarily related to the immediate situation.