Benylin Wet Cough Mucus Relief is a powerful mucolytic agent that helps to break down and expel thick mucus from the respiratory tract, easing the symptoms of a wet cough. The product comes in a handy 100ml size that is easy to take with you on the go. Benylin Wet Cough Mucus Relief also contains an expectorant to help clear the lungs, and is alcohol-free for maximum safety.