A case report of three Omani children age ranging from one month to ten years managed in a district hospital. All three children reverted to normal sinus rhythm after I.V. adenosine and are under follow up. A detailed review of management of Paroxysmal Supraventricular Tachycardia is discussed. Treatment options include no treatment, vagal manoeuvres, long term drug therapy, radiofrequency catheter ablation, and surgery. Recurrence may occur and patients have to be educated about home management and when to seek medical help.