Difflam is pain-killing & numbing and is used for the treatment of sore throat, mouth ulcers, gum pain and other oral pains. Difflam Rinse can be diluted with water if stinging of the mouth occurs when used.Click to see full answer. Furthermore, will Difflam spray help a cough?Difflam Anti-Inflammatory Lozenges with Cough Suppressant can be used for the relief of sore throats and to suppress unproductive (dry) coughs.Beside above, how long can I use Difflam spray? 1 puff per 4kg body weight up to a maximum of 4 puffs every 1 ½ to 3 hours. Spray on to the sore area. You should not use Difflam spray for more than 7 days at a time unless your doctor tells you to. Similarly, what is Difflam spray used for? Difflam Spray is a metered dose pump throat spray. Difflam Spray is a locally acting analgesic and anti-inflammatory treatment for the throat and mouth. It is especially useful for the relief of pain in traumatic conditions such as following tonsillectomy or the use of a naso-gastric tube; dental surgery.Does Difflam spray help tonsillitis?Difflam Anti-inflammatory Throat Spray can be used for the relief of pain and inflammation that may occur in conditions of the mouth and throat such as tonsillitis, sore throat and mouth ulcers.