Most blocked ducts clear up by the baby's first birthday. If it persists beyond 12 months, your doctor might suggest a simple procedure to manually open the duct.
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While maintaining that gentle pressure, roll or sweep your finger straight down the side of the nose toward the nostril. Most blocked ducts clear up by the baby's first birthday
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First, take a deep breath. This is not an eye infection (though it can look like one). It is not usually painful for the baby. And in 90% of cases, it resolves on its own by the time the baby turns one.
If the duct is still blocked after 10–12 months, your paediatrician might refer you to a specialist for a quick, routine procedure to open it manually.