1. Pharmacokinetics of fentanyl after single intravenous injection and constant rate infusion in dogs 
Tadashi Sano, DVM, PhD, Ryohei Nishimura, DVM, PhD, Hideko Kanazawa, PD, Eri Igarashi, PD, Yoshiko Nagata, PD, Manabu Mochizuki, DVM, PhD, Nobuo Sasaki, DVM, PhD 
Veterinary Anaesthesia and Analgesia 
Volume 33, Issue 4, Pages (July 2006)
DOI: /j x
Copyright © 2006 Association of Veterinary Anaesthetists and American College of Veterinary Anesthesia and Analgesia Terms and Conditions

2. Figure 1
Plasma fentanyl concentration changes after rapid IV injection of 10 μg kg−1 in conscious dogs.
Veterinary Anaesthesia and Analgesia  , DOI: ( /j x)
Copyright © 2006 Association of Veterinary Anaesthetists and American College of Veterinary Anesthesia and Analgesia Terms and Conditions

3. Figure 2
Plasma fentanyl concentration changes in conscious dogs after rapid intravenous injection of 10 μg kg−1 followed by infusion (10 μg kg−1 hour−1) for 1 hour.
Veterinary Anaesthesia and Analgesia  , DOI: ( /j x)
Copyright © 2006 Association of Veterinary Anaesthetists and American College of Veterinary Anesthesia and Analgesia Terms and Conditions

4. Figure 3
Plasma fentanyl concentration changes in conscious dogs after rapid intravenous injection of 10 μg kg−1 followed by infusion (10 μg kg−1 hour−1) for 3 hours.
Veterinary Anaesthesia and Analgesia  , DOI: ( /j x)
Copyright © 2006 Association of Veterinary Anaesthetists and American College of Veterinary Anesthesia and Analgesia Terms and Conditions

5. Figure 4
Plasma fentanyl concentration changes in conscious dogs after rapid intravenous injection of 10 μg kg−1 followed by infusion (10 μg kg−1 hour−1) for 4 hours.
Veterinary Anaesthesia and Analgesia  , DOI: ( /j x)
Copyright © 2006 Association of Veterinary Anaesthetists and American College of Veterinary Anesthesia and Analgesia Terms and Conditions