The efficiency of epidural steroid injection in patients who has postherpetic neuralgia is well known. In this study, the purpose is whether the continous epidural steroid injection is effective or not.
Continous epidural injection will be done during 10 days. D group will be injected a 0.19% ropivacaine 8mL and dexametasone 1mg every other day during 10 days. Continous epidural injection will be done during 10 days N group will be injected a 0.19% ropivacaine 8mL only every other day during 10 days
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
SINGLE
Enrollment
40
Continous epidural injection will be done during 10 days. D group will be injected a 0.19% ropivacaine 8mL and dexametasone 1mg every other day during 10 days. .
Continous epidural injection will be done during 10 days Both group will be injected a 0.19% ropivacaine 8mL every other day during 10 days
Kangnam sacred heart hospital
Seoul, Yeongdeungpo-gu, South Korea
RECRUITINGVAS score
The investigator set the primary outcome If there is a 50% reduction of VAS score.
Time frame: up to 10 days
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