Use of alfentanil for in vitro fertilization oocyte retrieval.

  title={Use of alfentanil for in vitro fertilization oocyte retrieval.},
  author={Shmuel Chaim Shapira and Sigrun A Chrubasik and Annemarie Hoffmann and Neri Laufer and Aby Lewin and Florella Magora},
  journal={Journal of clinical anesthesia},
  volume={8 4},
STUDY OBJECTIVES To determine alfentanil levels with a specific radioimmunoassay in serum and ovarian follicular fluid. DESIGN Observational study. SETTING University hospital. PATIENTS 14 ASA status I women undergoing oocyte retrieval for in vitro fertilization. INTERVENTIONS General anesthesia was induced with alfentanil 15 micrograms/kg and midazolam 2 mg and maintained with alfentanil 0.5 mg, 60% nitrous oxide (N2O) in oxygen (O2) and midazolam up to a total of 4 mg. Oocyte… CONTINUE READING