Enriched enrollment randomized double-blind placebo-controlled cross-over trial with phenytoin cream in painful chronic idiopathic axonal polyneuropathy (EPHENE): a study protocol

Table 1 Time schedule of participant enrolment, allocation and assessments

DOBRET double-blind placebo-controlled response test, EQ-5D-5L euro quality of life questionnaire, NPSI neuropathic pain symptom inventory, M month, NRS 11-point numerical rating scale, PCS pain catastrophizing scale, PGIC patient global impression of change scale, sBPI subscales of brief pain inventory, W week
^aThe order of treatment will be randomized double-blindly

ISSN: 1745-6215