Salbutamol + Bromhexine is a combination of two medicines: Salbutamol + Bromhexine1 and Salbutamol + Bromhexine2, which relieves cough. Salbutamol and bromhexine. Salbutamol is a bronchodilator which relaxes muscles in your airways and widens airways. Bromhexine is a mucolytic which thins and loosens mucus (phlegm), making it easier to cough out. Together, they make breathing easier.