Several: Could be as simple as dryness, viral infection, allergy, blood thinners, bacterial infection, deviated septum, septal perforations, tumors etc. Treatment depends on cause, so if 2-3 weeks of saline rinses followed by 3-4 drops of sesame oil 2-3 times daily don't help then see ent.
Answered 3/23/2019
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A doctor has provided 1 answer
A doctor has provided 1 answer
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