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.
What are Bad Mood Swings and What Causes Them? Mood swings are sudden and unexplained changes in emotions, attitude, and temper. Unfortunately, becoming frustrated with mood swings can exacerbate them. While the exact cause of bad mood swings remains unknown, they are usually caused by one of two things. Psychological mood swings are typically caused by previous emotional trauma or chemical irregularities in the brain that affect one's mood.