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To assess the 1-week effects and safety of esketamine in combination with pregabalin and duloxetine to relieve pain in patients with postherpetic Neuralgia(PHN).
Full description
The investigators aim to investigate whether or not esketamine combined with pregabalin and duloxetine to relieve pain in patients with PHN, and seek a rapid, effective and safe treatment for refractory patients with PHN
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Interventional model
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150 participants in 2 patient groups, including a placebo group
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Fang Luo, M.D.
Data sourced from clinicaltrials.gov
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