Analgesic efficacy of intravenous lidocaine vs ketamine in refractory chronic pain: a retrospective analytic study with 3-month follow-up

Intravenous lidocaine, ketamine, and combination infusions provide immediate and sustained pain relief in refractory chronic pain. Combination therapy may offer additional benefit beyond monotherapy, supporting its consideration in clinical practice.

Authors

Sireedhorn Assavanop
Pornpan Chalermkitpanit (ORCID: https://orcid.org/0000-0001-6928-8864)
Kanita Kositanurit
Noramon Limtrakool

Institutions

King Chulalongkorn Memorial Hospital (TH)

Publication Details

Journal: Pain Medicine
Published: 2026-02-02
DOI: https://doi.org/10.1093/pm/pnag022
Primary Topic: Treatment of Major Depression
Type: article
Field-Weighted Citation Impact: 0.00

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article

Analgesic efficacy of intravenous lidocaine vs ketamine in refractory chronic pain: a retrospective analytic study with 3-month follow-up

Sireedhorn Assavanop, Pornpan Chalermkitpanit, Kanita Kositanurit, Noramon Limtrakool

Feb 2, 2026

Pain Medicine

Treatment of Major Depression

article

Analgesic efficacy of intravenous lidocaine vs ketamine in refractory chronic pain: a retrospective analytic study with 3-month follow-up

Sireedhorn Assavanop, Pornpan Chalermkitpanit, Kanita Kositanurit, Noramon Limtrakool

February 2, 2026article en

Abstract

Pain Medicine

King Chulalongkorn Memorial Hospital (TH)

Good health and well-being

Openalex Percentile: Top 63%

Treatment of Major Depression

DOI Source OpenAlex

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Analgesic efficacy of intravenous lidocaine vs ketamine in refractory chronic pain: a retrospective analytic study with 3-month follow-up — Sireedhorn Assavanop, Pornpan Chalermkitpanit, et al. · Pain Medicine (2026) | TGRS Research Map | TGRS