Prophylactic administration of fluconazole to the VLBW infant for the first 28 days of life is safe and results in a decreased risk of rectal colonization by candidal species. Larger studies to determine the effect of prophylaxis on candidal septicemia and development of resistance in such a selective high-risk group are warranted before initiation of routine prophylaxis.fluconazole, very low birth weight infant, prophylaxis, candidal sepsis, sensitivities to fluconazole.
Objective To determine the pharmacokinetics (PK) and placental transfer of intravenous (IV) N-acetylcysteine (NAC) in mothers with a clinical diagnosis of chorioamnionitis and determine the PK of IV NAC in their infants. Study design In this prospective, double blind study IV NAC 100 mg/kg/dose or saline was administered within 4 hours of CA diagnosis to pregnant women ≥24 weeks gestation and then every 6 hours until delivery. Maternal PK and placental transfer were determined with maternal blood and matched maternal and cord venous blood. Neonatal PK estimates were determined from IV NAC (12.5 – 25 mg/kg/dose) administered every 12 hours for 5 doses. Noncompartmental analyses were performed for maternal and neonatal PK estimates. Results Eleven mothers (5 preterm, 6 near-term) and 12 infants (1 set of twins) received NAC. Maternal clearance (CL) of NAC was faster than in non-pregnant adults, with a t1/2 of 1.2 ± 0.2 hours. The NAC cord to maternal ratio was 1.4 ± 0.8 suggesting rapid placental transfer and slower rate of fetal CL. Neonatal PK estimates for near-term compared with preterm infants showed a significantly shorter t1/2 (5.1 vs.7.5 hours, respectively) and higher CL (53.7 vs. 45.0 mL/hr/kg, respectively). Conclusions Maternal CL and placental transfer of NAC was rapid with umbilical cord concentrations frequently exceeding maternal concentrations. NAC administration to mothers with CA achieves predictable NAC plasma concentrations in the fetus, indicating that antenatal neuroprotection may be possible for these newborns at high risk for neuroinflammation.
Gabapentin is a gamma-aminobutyric acid analog used for numerous neurologic conditions, including neuropathic pain and epilepsy. We describe a 39-week gestational age, male infant with hypotonicity, functional short gut, and microduplication of chromosome 22 who was treated with gabapentin to control pain and irritability. During his hospitalization, the infant experienced multiple complications including respiratory distress, persistent pulmonary hypertension of the newborn, hypocalcemia, hypoglycemia, hyperbilirubinemia, gastroesophageal reflux, necrotizing enterocolitis, and cholestatic jaundice. Pain associated with related invasive procedures and surgeries was treated with intermittent and scheduled morphine. In addition to postoperative and procedural pain, the infant continued to experience pain and irritability attributed to neurologic impairment, presumably secondary to his chromosomal abnormality. Trials of scheduled lorazepam along with intermittent morphine and phenobarbital were unsuccessful in managing these symptoms. After failure of nonpharmacologic treatment and continued trials of sedatives and analgesics, gabapentin 5 mg/kg at bedtime was started on day of life 98. Improvement in the infant's tone and disposition was noted by numerous health care professionals and the infant's mother. In addition, the infant's pain scores, using the Pain Assessment in Neonates Scale, showed marked improvement. The infant continued to receive gabapentin; the dosage was increased to 10 mg/kg at bedtime after 6 days, then to 5 mg/kg in the morning and 10 mg/kg at bedtime 10 days later. When the infant was 7 months old, his mother requested that gabapentin be discontinued. He was slowly weaned, and the drug was discontinued when he was 11 months old. The infant tolerated gabapentin well except for experiencing nystagmus, which was noted 31 days after starting the drug and resolved after drug discontinuation. Clinicians should be aware of gabapentin as an alternative treatment for pain and irritability in neurologically impaired infants. Further study is needed, however, to verify the drug's safety and efficacy in neonates and infants. Standardized pain scales along with close patient monitoring will help to guide clinicians in dosage titration to optimize therapy.
The ICOS-DS significantly improved the quality of neonatal LOS antibiotic orders although the use of incorrect patient weights was increased. In both groups, orders for patients with renal dysfunction were at risk for prescribing errors. Further evaluation of interventions to promote medication safety for this population is needed.
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