A 3-day-old neonate with Tetralogy of Fallot presents with severe cyanosis and a hypercyanotic spell. The infant is tachypneic, hypoxic (SpO₂ 65%), and irritable. Which drug is the first-line pharmacological agent to terminate this acute hypercyanotic episode?

See the options, answer & explanation

Sign in free to reveal the answer choices, the correct answer, the detailed explanation, and AI-powered insights for this question.