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.
1 Abrupt mood swings: Introduction. 2  Abrupt mood swings: Add a 2nd Symptom. 3  Abrupt mood swings and Anxiety (8 causes). 4  Abrupt mood swings and Behavioral symptoms (8 causes). 5  Abrupt mood swings and Emotional symptoms (8 causes).