Assessment of Therapeutic Effect of Rectal Vs. Intravenous Paracetamol in The Treatment of Patent Ductus Arteriosus (PDA) in Neonates

"All cases will be randomized simply by opaque closed envelop and treated with either rectal or intravenous paracetamol according to the following doses.~* Rectal dose~ * Rectal paracetamol at a dose of 25 mg/kg body weight with started and then continued at a dose of 15 mg/kg body weight every 8 hours for 3 days (ten doses in total) in neonates weighing more than 1000 gm.11~ * The patient's weight is less than 1000 gm, the initial dose was 15 mg/kg body weight, and the suspense doses are 7.5 mg/kg body weight every 8 hours for 3 days (10 doses in total).11~* Intravenous dose~ * Intravenous paracetamol dose 15 mg/kg body weight every 6 hours for 3 days (12 doses in total).12~ * After the 3-day follow up echocardiogram will be done.12 This will be the end of randomization for the purpose of the study."