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.
Rapid cycling should not be confused with very frequent moment-to-moment changes in mood, which can sometimes occur in people with bipolar disorder or other conditions such as borderline personality disorder. Along with manic or depressive episodes, patients with bipolar disorder may have disturbances in thinking. They may also have distortions of perception and impairment in social functioning. What Causes Bipolar Disorder? Like with other mood disorders, the causes of bipolar disorder are not known.