Using Magnesium and Vitamin B6 to Treat First Episode Bipolar Disorder

A Randomized, Double-blind, Placebo-controlled Clinical Trial to Assess the Efficacy and Safety of Magnesium Vitamin B6 in Combination With Treatment as Usual in First Episode of Bipolar I Disorder

Phase 2 Interventional Mclean Hospital · NCT05837104

This study is testing if adding magnesium and vitamin B6 to standard treatment can help people who are having their first episode of bipolar disorder feel better and recover more effectively.

Quick facts

PhasePhase 2
Study typeInterventional
Enrollment40 (estimated)
Ages18 Years to 50 Years
SexAll
SponsorMclean Hospital Academic / other
Locations1 site (Belmont, Massachusetts)
Trial IDNCT05837104 on ClinicalTrials.gov

What this trial studies

This clinical trial is a randomized, double-blind, placebo-controlled proof-of-concept study aimed at evaluating the efficacy and safety of Magnesium-vitamin B6 in combination with standard treatment for individuals experiencing their first episode of bipolar I disorder. The study focuses on alleviating symptoms of depression, anxiety, and stress, which are common challenges following the initial episode. Participants will undergo assessments of their mood and anxiety symptoms, as well as brain energy metabolism using advanced imaging techniques. The goal is to determine if this combination can improve recovery outcomes in early-stage bipolar disorder.

Who should consider this trial

Good fit: Ideal candidates are adults aged 18 to 50 who have been diagnosed with bipolar I disorder within the last 10 years and exhibit specific depressive and anxiety symptoms.

Not a fit: Patients with bipolar disorder types other than bipolar I, those with significant manic symptoms, or individuals unable to provide informed consent may not benefit from this study.

Why it matters

Potential benefit: If successful, this intervention could significantly improve the management of depressive and anxiety symptoms in patients with first episode bipolar disorder.

How similar studies have performed: Previous studies have indicated that Magnesium-vitamin B6 may have beneficial effects on mood and anxiety symptoms, suggesting potential success for this approach.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Persons between the ages of 18 and 50
* DSM V diagnosis of bipolar I disorder, onset of illness in the last 10 years
* Minimum of two of the following symptoms on the Hamilton Rating Scale of Depression HAM-D (HAM-D, 17 item): depressed mood, feelings of guilt, anxiety-psychic, anxiety-somatic, somatic symptoms-general, somatic symptoms-gastrointestinal.
* Young Mania Rating Scale (YMRS) scores of less than 15
* Ability to sign informed consent.
* Stable disorder and no change in psychiatric medications within 2 weeks of screening and expected to not require addition of any new psychiatric medications during the duration of the 4 weeks of the study.

Exclusion Criteria:

* Unable to sign informed consent.
* Persons weighing over 350lbs.
* Declines to participate.
* Bipolar NOS, Cyclothymia, or Schizoaffective Bipolar type.
* 2 or more manic symptoms that meet DSM-V criteria.
* Persons of childbearing potential who are not using a medically accepted means of contraception.
* Persons who are deemed a serious suicide or homicide risk.
* Unstable medical illness, including cardiovascular, hepatic, renal, respiratory, endocrine, neurological, or hematological disease.
* The following DSM-V diagnoses: 1) substance use disorders, including alcohol, active within 2 months; 2) schizophrenia; 3) delusional disorder; 4) psychotic disorders not otherwise specified; 5) schizoaffective disorder; 6) acute bereavement; 7) severe borderline or antisocial personality disorder.
* Persons meeting criteria for bipolar mixed episode.
* Exposure to levodopa, quinidine, and proton-pump inhibitors within 3 months prior to screening.
* Severe hypomagnesemia (serum magnesium of 0.45 mmol/L).
* Persons who have taken an investigational psychotropic drug within the past 6 months unless the investigational drug was a one-time dose.
* Seizure disorder.
* Dietary supplements including SAMe, St. John's Wort, DHEA, Inositol, and Ginko biloba.
* Previous treatment with the following procedures: vagus nerve stimulation, or deep brain stimulation.
* Have a history of electroconvulsive therapy (ECT) or transcranial magnetic stimulation (TMS) within the last 3 months.
* Have any medical condition that would prevent blood draws.
* Have a history of significant head injury.
* Individuals with galactose intolerance, total lactase deficiency or glucose-galactose malabsorption syndrome (rare hereditary diseases)
* Individuals with allergies to magnesium citrate anhydrous, pyridoxine hydrochloride or any of the other components of Magne B6
* Patients taking psychostimulant medication

Where this trial is running

Belmont, Massachusetts

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Bipolar I DisorderDepression, AnxietyStressFirst episode Bipolar DisorderMagnesium vitamin B6Brain energy metabolismDepressionAnxiety
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.