Best Neonatologists in Chennai

The umbilical cord falling off entirely can take time, and this is normal. It's vital to keep it dry and clean. Normally, the yellow sticky liquid you see is a sign that the wound is healing. Use some warm water and a cotton ball to gently clean the area. If it looks red and swollen or has a bad smell, you should consult a doctor. Yet, you should take the necessary precautions and keep the area clean and dry.

I advise you to take your child to a doctor. Based on proper evaluation and diagnosis, the doctor will be able to determine whether the problem faced is due some underlying medical issue such as food intolerance, infection  or some other reason. Based on that, treatment may be suggested which may include certain dietary and lifestyle changes, medications etc.