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Active Pharma Ingredients / 08 Aug 2026

ALFENTANIL

Generic Name: ALFENTANIL

ABSTRACT -

Alfentanil is an intravenous opioid used by trained clinicians for anaesthesia and procedural analgesia. Dosing is individualized according to procedure, co-medication, and patient risk.

DOSAGE - 

Use the current locally approved prescribing information where a product is authorized. For investigational products, dose, route, schedule, premedication, and dose modifications must come only from the applicable clinical-trial protocol. No dose should be selected from this summary.

SIDE EFFECTS–

  • Respiratory depression
  • Low blood pressure
  • Bradycardia
  • Nausea or vomiting
  • Muscle rigidity
  • Sedation

ALLRGIC REACTIONS–

(These symptoms may indicate a serious allergic or infusion reaction and require medical attention.)

  • Hives or a rapidly spreading rash
  • Swelling of the face, lips, tongue, or throat
  • Wheezing, breathing difficulty, or sudden dizziness
  • Severe blistering, mucosal lesions, or anaphylaxis

DRUG INTERACTIONS–

  • CNS depressants and alcohol increase respiratory depression
  • CYP3A inhibitors may increase exposure
  • Serotonergic medicines can increase serotonin-syndrome risk

PREAUTIONS–

  • Continuous respiratory and cardiovascular monitoring is required
  • Use caution in frail patients and hepatic disease

WARNINGS –

  • Profound respiratory depression, chest-wall rigidity, dependence, and fatal overdose can occur

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