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Pulmonary function and electrolyte balance following spironolactone treatment in preterm infants with chronic lung
D J Hoffman1, J S Gerdes, S Abbasi
1Department of Neonatology, Reading Hospital Medical Center, West Reading, PA, USA.
Insights
Spironolactone did not improve pulmonary function or electrolyte balance in premature infants with chronic lung disease. The study found no significant differences in electrolyte supplementation needs between groups receiving spironolactone and placebo.
Area of Science:
- Neonatal Medicine
- Pediatric Pulmonology
- Pharmacology
Background:
- Chronic lung disease (CLD) is a common complication in premature infants.
- Electrolyte imbalances and pulmonary dysfunction are significant challenges in managing CLD.
- Spironolactone, a diuretic, has been explored for its potential effects on electrolyte balance and fluid management.
Purpose of the Study:
- To evaluate the efficacy of spironolactone in conjunction with chlorothiazide.
- To assess the impact of spironolactone on dietary electrolyte supplementation requirements.
- To determine the effect on pulmonary function and electrolyte balance in premature infants with CLD.
Main Methods:
- A double-blind, randomized, placebo-controlled trial was conducted.
- Two groups of low birth weight infants with CLD were studied.
- Infants received either chlorothiazide with placebo or chlorothiazide with spironolactone for 2 weeks.
Main Results:
- No statistically significant differences were observed in pulmonary compliance, resistance, or tidal volume.
- Serum sodium and potassium levels, as well as fraction of inspired oxygen (FIO2), did not differ between groups.
- The requirement for and quantity of supplemental sodium and/or potassium chloride were similar in both groups.
Conclusions:
- Adding spironolactone to chlorothiazide did not reduce the need for supplemental electrolytes in premature infants with CLD.
- Spironolactone did not demonstrate improvements in pulmonary mechanics or electrolyte balance in this patient population.
Objective:
To study the effect of spironolactone on dietary electrolyte supplementation, pulmonary function, and electrolyte balance in premature infants with chronic lung disease.
Study Design:
A double-blind, randomized, and placebo-controlled trial was designed to study two groups of low birth weight infants with chronic lung disease at Pennsylvania Hospital. The placebo group received chlorothiazide and a placebo, and the spironolactone group received chlorothiazide and spironolactone during the 2-week study period. A two-tailed t-test was used to determine equivalence between the two groups.
Results:
Pulmonary compliance, resistance and tidal volume, serum sodium and potassium, and FIO2, were not statistically different between the two groups. The need for sodium and/or potassium chloride did not differ between the two groups, nor did the quantity of each salt.
Conclusion:
The addition of spironolactone did not reduce the requirement for supplemental electrolytes, nor did it improve pulmonary mechanics or electrolyte balance.