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. Author manuscript; available in PMC: 2019 Dec 1.
Published in final edited form as: Crit Care Nurs Clin North Am. 2018 Dec;30(4):549–561. doi: 10.1016/j.cnc.2018.07.013

Table 2.

Non-pharmacologic Pain Interventions and Major Effects

Interventions Major Effects: Research Evidence Use in Painful Procedures
Sweet-tasting solutions: Sucrose and Glucose Administration
  • Decrease changes of heart rate.

  • Reduce crying time and facial grimacing.

  • Lower pain scores (PIPP, NFCS scores)

  • Physiological mechanism not entirely understood; may activate endogenous opioid and nonopioid pathways through orotactile and orogustatory stimulation.

  • Effective and safe for single does given to full-term and preterm infants.

  • Use in heel stick, intramuscular injection, venipuncture, subcutaneous injections, bladder catheterization, arterial puncture, insertion of nasogastric/orogastric tubes, eye examinations, and echocardiography.

  • Manage short term (5-8 min) pain and usually given 2 minutes before the procedure. Administer on the infant’s tongue with a pacifier, syringe, or cup.

  • No clear recommendation of optimal dose (a 20-fold variation in the doses used)

  • Recommended by IASP: 24% sucrose can be given:
    • 24–26 wks GA: 0.1 mL
    • 27–31 wks GA: 0.25 mL
    • 32–36 wks GA: 0.5 mL
    • >37 wks GA: 1 mL
  • Concerns: potential adverse effects for repeated, multiple dose regimens in preterm infants.

Skin-to-skin contact - Kangaroo
  • Decrease changes of heart rate, respiratory rate, and oxygenation saturation.

  • Effective and safe in full-term and preterm infants.

Care (KC)
  • Decrease crying time and facial grimacing.

  • Improve behavioral states and sleep-wake patterns.

  • Lower pain scores (e.g., PIPP, NFCS scores)

  • Reduce recovery time.

  • Decrease cortisol concentrations

  • Promote autonomic maturation (e.g., heart rate variability).

  • Reduce parental stress, anxiety and increase competence.

  • Provide multi-sensory stimulation; activate β-endorphin release (endogenous opioid response) and oxytocin mechanism.

  • Use in heel stick, intramuscular injection, venipuncture, and subcutaneous injections, and pre and post operation,

  • Use pre, during and post procedures, 10-15 min, 30 – 80 min, or 2-3 hours.

  • Effects last as the infant placed in the KC position and may also last after KC session.

Nonnutritive Sucking (NNS)
  • Decrease changes of heart rate, respiratory rate, and oxygenation saturation.

  • Decrease crying time.

  • Decrease cortisol concentrations

  • Lower pain scores (e.g., PIPP, NFCS scores)

  • Mechanism of NNS on pain is unclear; may stimulate orotactile and mechanoreceptors in the mouth and regulate behavioral states.

  • Effective and safe in full-term and preterm infants.

  • Use in heel stick, circumcision, intramuscular injection, venipuncture, and subcutaneous injections, and pre and post operation,

  • Administer NNS at least 3 min before the procedure

  • Effective when pacifier is in the infant’s mouth; removal can lead to rebound distress.

  • Best used in procedures with mild to moderate pain.

  • Concerns: influence on initiation and sustainability of breastfeeding practice.

Formula, Breast milk, and Breastfeeding
  • Decrease changes in heart rate

  • Reduce crying time

  • Lower pain scores (e.g., PIPP, NIPS, NFCS, DAN scores)

  • Safe and effective for repeated administration in full-term and preterm infants.

  • Use in heel stick, intramuscular injection, and venipuncture.

  • May provide similar effectiveness to oral sucrose or glucose solutions

Facilitated Tucking (FT)
  • Decrease changes in heart rate

  • Reduce crying time

  • Lower pain scores (e.g., PIPP, NIPS scores)

  • Reduce parental stress and increase competence when parents participate in.

  • Safe and effective in full-term and preterm infants.

  • Use in heel stick, endotracheal suctioning, and venipuncture.

  • Use FT before, during, and after procedures.

  • Contraindication: infants with poor skin integrity (e.g., extreme prematurity or epidermolysis bullosa).

Swaddling
  • Decrease changes of heart rate and oxygenation saturation.

  • Reduce crying time.

  • Lower pain scores (e.g., NIPS scores).

  • Shorten pain recovery time.

  • Reduce parental stress and increase competence when parents participate in.

  • Safe and effective in preterm infants.

  • Use in heel stick.

  • Use swaddling before, during, and after procedures.

  • Contraindication: infants with poor skin integrity (e.g., extreme prematurity or epidermolysis bullosa).

Heel Warming
  • Decrease changes of heart rate and oxygenation saturation.

  • Reduce crying time.

  • Lower pain scores (e.g., NIPS scores).

  • Shorten pain recovery time.

  • Safe and effective in preterm infants.

  • Use in heel stick.

  • Use before heel stick.

Note: PIPP= Premature Infant Pain Profile; NFCS = Neonatal Facial Coding System; NIPS = Neonatal Infant Pain Scale; DAN = Douleur Aigue Nouveau-né score Scale; wks GA = weeks gestational age.