High versus low-dose caffeine for apnea of prematurity: a randomized controlled trial

Sameh Mohammed1, Islam Nour, Abd Elazeez Shabaan

  • 1Neonatal Intensive Care Unit, Mansoura University Children's Hospital, Mansoura, Egypt, dr_sameh5550@yahoo.com.

Insights

Higher doses of caffeine citrate effectively treat apnea of prematurity (AOP) in preterm infants. This approach reduces extubation failure and apnea frequency without significant adverse effects.

Area of Science:

  • Neonatal Medicine
  • Pharmacology

Background:

  • Caffeine therapy is established for apnea of prematurity (AOP).
  • Optimal caffeine dosing in preterm infants remains under investigation.
  • Previous studies have not extensively explored higher doses of caffeine citrate.

Purpose of the Study:

  • To compare the efficacy and safety of high-dose versus low-dose caffeine citrate for AOP in preterm infants.
  • To evaluate the impact of different caffeine doses on successful extubation from mechanical ventilation.

Main Methods:

  • A double-blind, randomized controlled trial involving 120 preterm infants (<32 weeks gestation) with AOP.
  • Comparison of high-dose (40 mg/kg/day loading, 20 mg/kg/day maintenance) versus low-dose (20 mg/kg/day loading, 10 mg/kg/day maintenance) caffeine citrate.
  • Assessment of extubation failure, apnea frequency, and adverse events.

Main Results:

  • High-dose caffeine significantly reduced extubation failure (p<0.05).
  • High-dose caffeine led to a significant decrease in apnea frequency (p<0.001) and days of documented apnea (p<0.001).
  • Increased episodes of tachycardia were observed with high-dose caffeine (p<0.05), but this did not significantly impact decisions to withhold treatment.

Conclusions:

  • Higher doses of caffeine citrate may improve outcomes for preterm infants with AOP.
  • Increased caffeine dosage can decrease extubation failure and apnea frequency.
  • The higher dose regimen was well-tolerated and did not lead to significant adverse effects impacting clinical management.
Abstract