Alfen
5 Topics FoundAlfentanil (R-39209, trade name Alfenta, Rapifen in Australia) is a potent but short-acting synthetic opioid analgesic drug, used for anaesthesia in surgery. It is an analogue of fentanyl with around one-fourth to one-tenth the potency, one-third the duration of action, and an onset of action four times faster than that of fentanyl.[2] Alfentanil has a pKa of approximately 6.5, which leads to a very high proportion of the drug being uncharged at physiologic pH, a characteristi...
Alfentanil (R-39209, trade name Alfenta, Rapifen in Australia) is a potent but short-acting synthetic opioid analgesic drug, used for anaesthesia in surgery. It is an analogue of fentanyl with around one-fourth to one-tenth the potency, one-third the duration of action, and an onset of action four times faster than that of fentanyl.[2] Alfentanil has a pKa of approximately 6.5, which leads to a very high proportion of the drug being uncharged at physiologic pH, a characteristi...
Alfentanil Hydrochloride 500 ug/ml Intravenous Injection, Solution by Hospira, Inc. ## Package Codes: 0409-2266-02, 0409-2266-05, 0409-2266-49, 0409-2266-51 ## Active Ingredients: Alfentanil Hydrochloride
Alfenta 500 ug/ml Intravenous Injection by Akorn ## Package Codes: 17478-067-02, 17478-067-05, 17478-067-10, 17478-067-20 ## Active Ingredients: Alfentanil Hydrochloride
Alfentanil 500 ug/ml Intravenous Injection by Akorn, Inc. ## Package Codes: 17478-841-02, 17478-841-05, 17478-841-10, 17478-841-20 ## Active Ingredients: Alfentanil Hydrochloride