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Antipsychotic drugs are a crucial treatment method for acute and chronic psychoses, bipolar illness, and behavioral disorders. The selection of these drugs depends on several factors, including the state of the disease, clinical judgment, possible drug interactions, and the patient's sensitivity to adverse effects. In immediate scenarios, such as delirium and dementia, short-term treatment with low doses of high-potency typical or atypical agents can effectively manage symptom exacerbation.
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Propofol for treatment resistant depression: A randomized controlled trial.

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    High-dose propofol showed potential antidepressant effects in a small trial, suggesting dose-dependent benefits for treatment-resistant depression. Further research with larger sample sizes is needed to confirm these findings.

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    Area of Science:

    • Neuroscience
    • Psychiatry
    • Anesthesiology

    Background:

    • Anesthetics like ketamine and nitrous oxide have demonstrated antidepressant properties.
    • Previous open-label trials suggested propofol may offer robust antidepressant effects at high doses inducing electroencephalographic (EEG) burst-suppression.
    • This study investigated dose-dependent antidepressant effects of propofol in a randomized controlled trial.

    Conclusions:

    • The observed medium-sized effects suggest potential dose-dependent antidepressant properties of propofol.
    • Findings indicate that higher doses, potentially those inducing burst suppression, may yield greater antidepressant benefits.
    • Larger trials with more treatments are recommended to confirm dose-dependency and explore underlying antidepressant mechanisms.