Cited by 51Circadian rhythm and melatoninTreatment of Major DepressionSleep and related disorders

Parallel Changes in Mood and Melatonin Rhythm Following an Adjunctive Multimodal Chronobiological Intervention With Agomelatine in People With Depression: A Proof of Concept Open Label Study

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Robillard, Rebecca, Carpenter, Joanne S., Feilds, Kristy-Lee, Hermens, Daniel F., White, Django, Naismith, Sharon L., Bartlett, Delwyn, Whitwell, Bradley +3 more·2018·Frontiers in Psychiatry

Abstract

Background: Agomelatine is a melatonin agonist and 5HT antagonist developed for the treatment of major depressive disorder which also has some effects on the circadian system. Since circadian dysfunctions are thought to play a role in the pathophysiology of depression, some of the mechanism of action of this drug may relate to improvements in circadian rhythms. Objective: This proof of concept open-label study sought to determine if improvements in depressive symptoms following an adjunctive multimodal intervention including agomelatine intake are associated with the magnitude of circadian realignment. This was investigated in young people with depression, a subgroup known to have high rates of delayed circadian rhythms. Methods: Young people with depression received a psychoeducation session about sleep and circadian rhythms, were asked to progressively phase advance their wake up time, and completed an 8 weeks course of agomelatine (25–50 mg). Participants underwent semi-structured psychological assessments, ambulatory sleep-wake monitoring and measurement of melatonin circadian phase before and after the intervention. Results: Twenty-four young adults with depression (17–28 years old; 58% females) completed the study. After the intervention, depressive symptoms were significantly reduced [t(23) = 6.9, p < 0.001] and, on average, the timing of dim light melatonin onset (DLMO) shifted 3.6 h earlier [t(18) = 4.4, p < 0.001]. On average, sleep onset was phase shifted 28 min earlier [t(19) = 2.1, p = 0.047] and total sleep time increased by 24 min [t(19) = –2.6, p = 0.018]. There was no significant change in wake-up times. A strong correlation (r = 0.69, p = 0.001) was found between the relative improvements in depression severity and the degree of phase shift in DLMO. Conclusion: Although this needs to be replicated in larger randomized controlled trials, these findings suggest that the degree of antidepressant response to a multimodal intervention including psychoeducation and agomelatine intake may be associated with the degree of change in evening melatonin release in young people with depression. This offers promising avenues for targeted treatment based on the prior identification of objective individual characteristics.

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  • Administration of antidepressants (SSRIs, SNIRs, and agomelatine) results in phase advancement of circadian rhythms (melatonin, body temperature, activity, and cortisol rhythms).

    “Additionally, administration of antidepressants (SSRIs, SNIRs, and agomelatine [MT1, MT2 agonist and 5HT2c antagonist) result in a phase advancement of circadian rhythms (i.e., melatonin, body temperature, activity, and cortisol rhythms)85,86.”

    From Circadian rhythm disruption and mental health (2020) · cites this paper as [86]

    The Discussion reports a melatonin phase advance in young people with depression after an intervention combining agomelatine with psychoeducation and behavioral advice; it does not isolate the effect of agomelatine. The paper does not establish the claimed phase advances for SSRIs or SNRIs, or for activity, body-temperature, and cortisol rhythms. The Introduction discusses agomelatine-induced circadian phase shifts, but not the full range of drugs and rhythms claimed. (LLM, conf=0.88)

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  1. [42]Oakley N Validation with Polysomnography of the Sleepwatch Sleep/wake Scoring Algorithm Used by the Actiwatch Activity Monitoring System. Bend: Mini Mitter, Cambridge Neurotechnology (1997).

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Authors
Robillard, R., Carpenter, J. S., Feilds, K.-L., Hermens, D. F., White, D., Naismith, S. L., Bartlett, D., Whitwell, B., Southan, J., Scott, E. M., & Hickie, I. B.
Affiliations
  • The University of Sydney (AU)
  • University of the Sunshine Coast (AU)
  • Woolcock Institute of Medical Research (AU)
Corresponding author
Hickie, Ian B.
Venue
Frontiers in Psychiatry
Published
2018-12-11
Volume
9
Pages
624-624
ISSN
1664-0640 (ISSN-L)
OpenAlex
W2904540659
Cited by
51
References
46
Citations by year
2026: 4 · 2025: 7 · 2024: 7 · 2023: 12 · 2022: 5 · 2021: 7 · 2020: 5 · 2019: 4
FWCI
2.25
Type
journal article
Language
en
Open access
Locations
  • Frontiers in Psychiatry (publishedVersion, cc-by)
  • Europe PMC (PubMed Central) (publishedVersion, cc-by)
  • PubMed Central (publishedVersion, cc-by)
  • PubMed (publishedVersion)
  • DOAJ (DOAJ: Directory of Open Access Journals) (submittedVersion, cc-by-sa)
Funders
  • Fonds de Recherche du Québec - Santé
  • Medical Research Council
  • National Health and Medical Research Council (511921, No. 511921)
Topics
  • Life Sciences › Neuroscience › Endocrine and Autonomic Systems › Circadian rhythm and melatonin
  • Health Sciences › Medicine › Pharmacology › Treatment of Major Depression
  • Social Sciences › Psychology › Experimental and Cognitive Psychology › Sleep and related disorders
Keywords
depression, circadian rhythm, melatonin, dim light melatonin onset, phase shifting, psychoeducation, sleep onset, young adults, antidepressant response, circadian misalignment

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