Hi, My Daughter Is Almost 13 Months- We Stay In

Hi,
my daughter is almost 13 months- we stay in new delhi- she has had a cold for last 1 week along with a sore throat which makes her sound croaky. Is not eating well and only drinking breast milk . for cold i have given her cetrizine but not regualrly - steaming 2 times a day. now my doc has given livolin for the cough. she has lost some weight in the last one week - cranky but active otherwise.