Evidence map›Paper›PMID 42249211›Full record

ReviewInternational journal of bipolar disorders2026

Thyroid hormone augmentation for bipolar disorder: a neurobiological and clinical narrative review.

Muhammad Ibrahim, Umair F Bhutto, Ramy Yassa, Rif S El-Mallakh

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Review in International journal of bipolar disorders, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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0citing papers in PubMed
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1 · What the graph read from it

What it found

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The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

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Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

0 citing papers in PubMed.

No citing paper in PubMed yet.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors.

Muhammad IbrahimDepartment of Psychiatry and Behavioral Sciences, University of Louisville, Louisville, USA. m0ibra10@louisville.edu.
Umair F BhuttoDepartment of Psychiatry and Behavioral Sciences, University of Louisville, Louisville, USA.
Ramy YassaDepartment of Psychiatry and Behavioral Sciences, University of Louisville, Louisville, USA.
Rif S El-MallakhDepartment of Psychiatry and Behavioral Sciences, University of Louisville, Louisville, USA.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundBipolar disorder (BD) is a severe, chronic psychiatric illness defined by profound and recurrent fluctuations in mood, energy, and function. Treatment is generally limited by both the efficacy and safety of available agents. Thyroid augmentation has been found to be useful to treat depression and rapid cycling in BD. Herein, we provide a narrative review of adjunctive use of thyroid hormone in BD with a specific focus on its potential mechanism of action. DISCUSSION: Ion dysregulation with mood-state-related reduced sodium pump activity and increased intracellular sodium and calcium are among the most reproduced biologic findings in manic and depressed bipolar patients. Thyroid hormone directly increases sodium pump expression and activity, and indirectly improves energy utilization in bipolar patients. Across the reviewed literature, approximately 300-350 patients received supraphysiologic doses of thyroid hormone (T3 or T4), with the majority comprising individuals with BD and yielding generally very positive outcomes and minimal harm. Thyroid hormone augmentation can improve depression and reduce rapid cycling, and while never studied to treat mania, it does not increase the risk of manic episodes in all of the studies. Inconsistencies in data are related to different dosing regimens in different studies.

conclusionThyroid hormone appears to directly correct known pathophysiologic abnormalities in patients with bipolar disorder. While additional studies are needed to confirm these findings, sufficient data are available to warrant the use of supertherapeutic thyroid hormone augmentation in selected patients.

Indexed as

Bipolar disorderIon dysregulationLevothyroxineNa⁺/K⁺-ATPaseRapid-cycling bipolar disorderThyroid hormone augmentation

Identifiers

PMID42249211
PMCPMC13461996

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.