Ambrohist Plus Syrup is used to treat a cough. It thins the mucus in your nose, making it simpler to cough out. Ambrohist Plus Syrup relieves cough by loosening heavy mucus and making it easier to cough out. It also improves the flow of air into and out of your airways. This minimizes the frequency of coughing and helps you feel better. Ambrohist Plus Syrup also treats allergy symptoms such as watery eyes, sneezing, runny nose, and throat irritation. Along with meds, drink plenty of lukewarm water and gargle with warm salt water to alleviate symptoms.