Comparing the effects of low-dose ketamine, fentanyl, and morphine on hemorrhagic tolerance and analgesia in humans

JC Watso, M Huang, JM Hendrix… - Prehospital …, 2023 - Taylor & Francis
Hemorrhage is a leading cause of preventable battlefield and civilian trauma deaths.
Ketamine, fentanyl, and morphine are recommended analgesics for use in the prehospital …

Low‐dose ketamine affects blood pressure, but not muscle sympathetic nerve activity, during progressive central hypovolemia without altering tolerance

M Huang, JC Watso, G Moralez… - The Journal of …, 2020 - Wiley Online Library
Key points Haemorrhage is the leading cause of battlefield and civilian trauma deaths.
Given that a haemorrhagic injury on the battlefield is almost always associated with pain, it is …

Low-dose fentanyl does not alter muscle sympathetic nerve activity, blood pressure, or tolerance during progressive central hypovolemia

M Huang, JC Watso, LN Belval… - American Journal …, 2022 - journals.physiology.org
Hemorrhage is a leading cause of battlefield and civilian trauma deaths. Several pain
medications, including fentanyl, are recommended for use in the prehospital (ie, field setting) …

Low-dose morphine reduces tolerance to central hypovolemia in healthy adults without affecting muscle sympathetic outflow

JC Watso, LN Belval, FA Cimino 3rd… - American Journal …, 2022 - journals.physiology.org
Hemorrhage is a leading cause of preventable battlefield and civilian trauma deaths. Low-
dose (ie, an analgesic dose) morphine is recommended for use in the prehospital (ie, field) …

Intravenous low-dose ketamine provides greater pain control compared to fentanyl in a civilian prehospital trauma system: a propensity matched analysis

ES Bronsky, C Koola, A Orlando… - Prehospital …, 2019 - Taylor & Francis
Objective: A few studies report comparable analgesic efficacy between low-dose ketamine
and opioids such as morphine or fentanyl; however, limited research has explored the safety …

[HTML][HTML] Integrative Cardiovascular Physiology and Pathophysiology: Low-dose morphine reduces tolerance to central hypovolemia in healthy adults without affecting …

JC Watso, LN Belval, FA Cimino 3rd… - American Journal of …, 2022 - ncbi.nlm.nih.gov
Hemorrhage is a leading cause of preventable battlefield and civilian trauma deaths. Low-
dose (ie, an analgesic dose) morphine is recommended for use in the prehospital (ie, field) …

Fentanyl impairs but ketamine preserves the microcirculatory response to hemorrhage

L Xiang, AS Calderon, HG Klemcke… - Journal of Trauma …, 2020 - journals.lww.com
BACKGROUND Peripheral vasoconstriction is the most critical compensating mechanism
following hemorrhage to maintain blood pressure. On the battlefield, ketamine rather than …

Effects of opioid analgesics (morphine, fentanyl, and sufentanil) and trauma on survival time after severe conscious hemorrhage in rats

HG Klemcke, ML Calderon, CM Rodriguez… - The FASEB …, 2019 - Wiley Online Library
Background Currently, opioid analgesics are not recommended for use on the battlefield for
Soldiers with severe hemorrhage, although they are still used during such situations …

Comparison of the effects of ketamine and morphine on performance of representative military tasks

SJ Gaydos, AM Kelley, CM Grandizio, JR Athy… - The Journal of …, 2015 - Elsevier
Background When providing care under combat or hostile conditions, it may be necessary
for a casualty to remain engaged in military tasks after being wounded. Prehospital care …

Opioid sparing effect of ketamine in military prehospital pain management—A retrospective study

B Cohen, T Talmy, S Gelikas… - Journal of Trauma …, 2022 - journals.lww.com
BACKGROUND Opioids are the most commonly used analgesics in acute trauma, but are
limited by slow onset and significant adverse effects. Ketamine is an effective and widely …