Inclusion Criteria:  Provision of signed and dated informed consent form Stated willingness to comply with all study procedures and availability for the duration of the study Male or female, aged 6 to 21 years In good general health as evidenced by medical history and diagnosed with MNE Ability to and be willing to adhere to the treatment regimen. -  Exclusion Criteria:  No patient may have had treatment of MNE in the past 6 months whether with medications or alarms Current use of on ADHD medications, Tricyclics, SSRI's, NRI's or any antipsychotic medications. Presence of Autistic Spectrum disorder, ADHD, genetic syndrome associated with developmental or learning disabilities Treatment with another investigational drug or other intervention within last 6 months Any form of Diabetes Mellitus or Diabetes Insipidus No patient with known Chronic renal disease with moderate to severe renal impairment (defined as a creatinine clearance below 50mL/min). No patient with known hyponatremia or a history of hyponatremia.