High-dose fentanyl.
D000328:Adult; D000771:Anesthesia, Intravenous; D005283:Fentanyl / Q000008:administration & dosage*; D006801:Humans; D007263:Infusions, Parenteral; D008875:Middle Aged; D009157:Myasthenia Gravis / Q000601:surgery; D011229:Preanesthetic Medication; D012119:Respiration / Q000187:drug effects; D013934:Thymectomy
D005283:Fentanyl