| alfentanil hydrochloride |
[USP] an opioid analgesic of rapid onset and short duration derived from fentanyl, used as a primary agent for the induction of general anesthesia, as an adjunct in the maintenance of general anesthesia, and as a supplement to regional or local anesthesia; administered intravenously.
Ãâó: www.mercksource.com/pp/us/cns/cns_health_library.j...
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