efficacy of low-dose ketamine intravenous injection under nerve root block

efficacy of low-dose ketamine intravenous injection under nerve root block - efficacy of low-dose ketamine intravenous injection under nerve root block

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000018308

Enrollment

Registered

2015-07-15

Start date

2015-08-05

Completion date

Unknown

Last updated

2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

neuropathic pain

Interventions

ketamine0.1mg/kg+saline100ml iv ketamine0.3mg/kg+saline100ml iv saline 100ml iv

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Patients to plan nerve root block

Exclusion criteria

Exclusion criteria: Alcoholism Patients concurrently treated with beta-blocker Patients with a history of allergy to ketamine

Design outcomes

Primary

Measure	Time frame
pain score(visual analogue scale) Hospital Anxiety and Depression Scale PDAS	—

Countries

Japan

Contacts

Public ContactAkira Hyoda

Osaka medical college Department of anesthesiology

a-hyoda@qg7.so-net.ne.jp072-683-1221

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026