Get fast relief from coughing and congestion using Benylin Extra Strength Cough Complete 100 mL syrup. This syrup formulation provides fast, effective relief from cough, nasal and chest congestion, and sore throat pain. With decongestant, cough suppressant, expectorant, and soothing menthol in each dose, this syrup offers an effective solution for multiple symptoms. Up to 6 hours of cough relief. Benylin Extra Strength Cough Complete100 mL syrup comes in a 100-millilitre or 250-millilitre bottle.