John R. Varvel

Pharmacokinetics, Pharmacodynamics, and Rational Opioid Selection

Steven L. Shafer, John R. Varvel · Anesthesiology · 1991 · 581 citations · Full text

Brief Infusion, Infusion Duration, Pharmacotherapy +16

Measuring the predictive performance of computer-controlled infusion pumps

John R. Varvel, David L. Donoho, Steven L. Shafer · Journal of Pharmacokinetics and Biopharmaceutics · 1992 · 477 citations

Computer-controlled Infusion Pumps, Engineering, Process Control +6

Absorption Characteristics of Transdermally Administered Fentanyl

John R. Varvel, Steven L. Shafer, Stephen S. Hwang et al. · Anesthesiology · 1989 · 351 citations · Full text

Serum Fentanyl Concentrations, Pharmacological Study, Medicine +11

Pharmacokinetics of Fentanyl Administered by Computer-controlled Infusion Pump

Steven L. Shafer, John R. Varvel, Natasha Aziz et al. · Anesthesiology · 1990 · 284 citations · Full text

Pharmacokinetic Modeling, Medicine, Patient Safety +10

Absorption and Bioavailability of Oral Transmucosal Fentanyl Citrate

James B. Streisand, John R. Varvel, Donald R. Stanski et al. · Anesthesiology · 1991 · 247 citations · Full text

Fentanyl Citrate, Pharmaceutical Science, Otfc 15 +12