Adjust her mattress in her crib so it’s elevated. Will help with post nasal drip. We usually put a stack of books under ours. You can also give honey too. Sounds like you’re doing everything right. My doctor said most kids will have a cold twice a month lasting 10-14 days each. My rule of thumb is I go to the doctor around day 7/8 and especially if they’re getting up at night from coughing. Usually a sinus infection.
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