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Study · Randomized controlled trial · 2026

1 result

Evaluating placebo responses to intranasal oxytocin in autism: findings from the placebo lead-in phase of a randomised controlled trial.

Boulton KA, Thapa R, Song YJ, Whitehouse AJO, DeMayo MM, Gregory SG, Pokorski I, Granich J, Ambarchi Z, Wray J, Thomas EE, Hickie IB, Guastella AJ

Journal of child psychology and psychiatry, and allied disciplines19 Jan 2026Cited by 1 (Europe PMC)

Summary

The text of this summary is not shown here, because the article license does not allow reuse. Read it at the source (opens in a new tab)

Text rights: Publisher copyright. Results still quote short attributed sentences.

Results from this study1

1 result from studies that gave the peptide. 1 result from people.

  1. 01HumanRandomized controlled trialOther

    In autistic children given oxytocin, a smaller placebo response during the lead-in phase was associated with a larger response during active treatment.

    In plain wordsIn autistic children given oxytocin, a smaller response to placebo before treatment was linked to a larger response during oxytocin treatment.

    Peptide
    Oxytocin
    Outcome
    Not applicableAssociation between placebo response and oxytocin treatment response
    Study

    n: not reported in source

    Outcome group
    Anxiety and mood · Mental health and mood
    Studied dose
    Dose not stated · 12 weeksAs given in this study (human).

    Source sentences

    Summary
    Smaller placebo responses during the lead-in phase were associated with larger responses during active treatment in participants receiving oxytocin (r = -.36, p = .017).
    2 context sentences
    Summary · context
    Eighty-seven autistic children aged 3-12 years (M = 7.27; SD = 2.69; 85.1% male) were consecutively recruited into a multi-site RCT evaluating the efficacy of oxytocin for improving social responsiveness.
    Summary · context
    Participants underwent a 3-week, single-blind placebo lead-in before randomisation into a 12-week double-blind treatment phase (oxytocin, n = 45; placebo, n = 42).

AI wrote and checked these results. AI can make mistakes, so check important results against the source.

Version history

PepBank keeps every version of the data on this study. Status changes from Retraction Watch, Europe PMC and Crossref are listed with their source.

  1. Version 2Current

    11 Oct 2026, 00:50 UTC

    Study results updated

  2. Version 1

    9 Oct 2026, 02:47 UTC

    First added · source update from Europe PMC

Subjects

Terms as the source lists them.

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