Runny nose and greenish colored nasal discharge is commonly seen with a viral upper respiratory tract infection. In most cases a nasal decongestant and/or tylenol may be the only medication needed.
I your child's case, her symptoms are accompanied with cough and a hoarse voice. I would definitely advise that you take your child to a pediatrician for examination. Since it is difficult to elicit problems from an infant, examination from a doctor is needed to rule out the presence of bacterial pneumonia or tracheobronchitis.
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