1.My baby got pneumoniae at the age of 12 days. Now 2 months. That time we hospitalised my baby. He admitted 23 days That time Dr. do pneumonia treatment and blood culture. Report was positive. Thats why he take 14 days injection. After that we choose another Dr. for further treatment. H e do some cheque up. Like city scan neck & chest. Blood& Echo Cardiology. E cho cardiology report is. Estimated PA pressure 40 mmHg (systolic) Compilation: 1.small patent foramen aval. Mild pulmonary arterial hypertension. After that he do a prescription. Medicine name (sildenafil citrate 50 mg, and nebulising. Sir please suggest me is if ok. What we will do?