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Management of acute pain in children
1College of Pharmacy, Neonatal Intensive Care Unit, University of Michigan Medical Center, Ann Arbor.
Insights
Effective acute pain management in children involves various pharmacologic strategies, including opioids for severe pain and nonopioids for milder pain. Careful administration is crucial, especially in neonates, with future research focusing on safer drugs and noninvasive methods.
Area of Science:
- Pediatric Anesthesiology
- Pharmacology
- Pain Management
Background:
- Pain pathophysiology and treatment rationale are similar in pediatric and adult patients.
- Acute pain in infants and children requires specific assessment and management strategies.
- Understanding pain mechanisms is key to effective pediatric pain control.
Purpose of the Study:
- To review the pathophysiology, assessment, and pharmacologic management of acute pain in pediatric patients.
- To discuss the properties and applications of various analgesic agents, including opioids, nonopioids, and local anesthetics.
- To highlight current and future research priorities in pediatric pain management.
Main Methods:
- Review of existing literature on pediatric acute pain management.
- Discussion of the mechanism of action, pharmacokinetics, efficacy, and adverse effects of different analgesic classes.
- Analysis of administration routes and techniques, such as intravenous, epidural, and patient-controlled analgesia.
Main Results:
- Opioid analgesics are effective for severe pain but require caution in neonates due to respiratory depression risk.
- Nonopioid analgesics like acetaminophen and NSAIDs are suitable for mild to moderate pain of noninflammatory and inflammatory origin, respectively.
- Regional anesthesia with local anesthetics (epidural, intrathecal, topical) offers effective pain relief with minimal systemic effects.
Conclusions:
- A range of pharmacologic and regional techniques can effectively manage acute pain in pediatric populations.
- Individualized treatment approaches are necessary, considering patient age and specific pain characteristics.
- Future research should prioritize developing safer analgesics and less invasive pain management modalities for children.
Abstract:
The pathophysiology, assessment, and pharmacologic management of acute pain in infants and children are reviewed, and the mechanism of action, pharmacokinetics, clinical efficacy, adverse effects, and dosages of opioid analgesics, nonopioid analgesics, and local anesthetics used for regional blocks are discussed. The pathophysiology of pain and the physiologic rationale for treatment of pain are similar in children and adults. Severe pain can be controlled by i.v. or epidural administration of opioid analgesics. Neonates are more susceptible to the depressant effects of opioids, and opioid analgesia must be administered with caution in infants who are not receiving mechanical ventilation because of the associated risk of respiratory depression. Patient-controlled analgesia is a useful technique in older children. Acetaminophen and NSAIDs are useful for relieving milder pain of noninflammatory and inflammatory origin, respectively. Epidural or intrathecal administration of local anesthetics provides regional analgesia with minimal physiologic alterations. Topical application of local anesthetics is effective for many minor procedures. A variety of pain management techniques are available for the management of acute pain in pediatric patients. The development of drugs having fewer adverse effects and noninvasive administration techniques will be important research priorities in the coming years.