Head-to-Head: which mood stabilizer works best for bipolar II?

NCT ID NCT06184581

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study compares two common mood stabilizers—lithium and lamotrigine—in 200 adults with bipolar II disorder. Over six months, participants will track their daily mood using a smartphone app to see which drug provides better mood stability. The goal is to find out which treatment works best for managing this condition.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance
lithium carbonate and lamotrigine
What this could lead to
If successful, this could help doctors choose the better mood-stabilizing drug for people with bipolar II disorder.
What could go wrong
This is a mid-stage trial with only 200 participants, so results may not apply to everyone. Both drugs have known side effects like kidney or thyroid issues.

This is an AI summary of the original study and may miss details. Read our disclaimer.

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Conditions

The condition(s) this trial relates to.

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Locations

  • Psychiatric Center Copenhagen

    RECRUITING

    Copenhagen, Denmark

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