Tokyo, June 26 -- UMIN Clinical Trials Registry (UMIN-CTR) received information related to the study (UMIN000057957) titled 'Investigation of the pain-relieving effect of nitrous oxide on traumatic trigeminal neuropathic pain: a case series' on May 24

Study Type:

Observational

Study Design:

Primary Sponser:

Institute - Kanagawa Dental University

Condition:

Condition - Trigeminal neuropathic pain Classification by malignancy - Others Genomic information - NO

Objective:

Intervention:

Eligibility:

Age-lower limit - 20 years-old

Gender - Male and Female Key inclusion criteria - Patients were eligible for inclusion if they met at least one of the following criteria: 1) Inadequate pain control despite optimal treatment with at least ...