Ventolin Respirator Solution is a respiratory medication containing Salbutamol BP (as sulphate) 0.5% w/v (5mg/ml) in a 20ml solution. This product is specifically designed for inhalation use only and should not be injected or swallowed. This is a prescription medication manufactured by GSK that comes in a 20ml solution form. The active ingredient is Salbutamol BP (as sulphate) at a concentration of 0.5% w/v (5mg/ml). The product is strictly for inhalation purposes only and carries an important safety warning that it should not be injected or swallowed.