What is the role of gabapentin in the treatment of postherpetic neuralgia (PHN)?

Updated: Feb 11, 2021
  • Author: Camila K Janniger, MD; Chief Editor: Dirk M Elston, MD  more...
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Two placebo-controlled studies that evaluated gastroretentive gabapentin in 357 patients with PHN found that more of the patients in the gabapentin group felt better and exhibited a response to treatment. [114] The reduction in PHN pain with gabapentin was noted as early as day 2 of therapy and lasted for at least 10 weeks.

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