If the patient has a ventricular septal defect, it is still recommended that the patient seek hospital treatment. A murmur can be heard in the precordial area, and it is also advisable for the patient to undergo an echocardiogram to check if the defect is too large. If there is difficulty feeding during breastfeeding, it is personally advised not to breastfeed. Formula can be used instead, because if heart failure is not handled in a timely manner, it may sometimes worsen the symptoms.

Since this is a congenital heart disease, the current treatment is primarily surgical. Medical treatment in internal medicine is not very effective and is prone to recurrence. During this period, it is also important to monitor changes in the patient's heart rate, blood pressure, and pulse. If there is an accelerated heart rate or increased blood pressure, these need to be addressed.