FENTANYL PATCH [MYLAN TECHNOLOGIES INC.] Home FENTANYL PATCH [MYLAN TECHNOLOGIES INC.] FENTANYL PATCH [MYLAN TECHNOLOGIES INC.] PDF | XML NDC 59490-4190-9, 59490-4191-9, 59490-4192-9, 59490-4193-9, 59490-4194-9 Set ID eec9848f-56b0-428c-becd-4f9c7100faed Generic Name Product Class Product Number Application Number Related Drugs Search DailyMed Drugs