Yunnan Baiyao Granule is a traditional Chinese medicine used to reduce jaundice. For a baby over 40 days old, you should follow the dosage instructions on the packaging. Some manufacturers produce larger or smaller doses, but generally, it’s advisable to start with a small dose. It’s also important to remind you to always monitor your baby’s jaundice condition. Generally, by the time they are over 40 days old, it’s not physiological jaundice; the child is affected by neonatal diseases. Therefore, parents must take their child to the doctor immediately for treatment to avoid various misconceptions and for timely symptomatic treatment. For parents, it’s crucial to observe changes in their child’s symptoms and do their best to help the child receive timely medical treatment.