BETADINE® COLD DEFENCE™ Nasal Spray - 20ml | Blocks Viruses in the Nose | Helps treat viral infections when used at the first sign of a cold.CLINICALLY PROVEN: Proven to shorten the duration of a cold when used at the first sign.CLINICALLY PROVEN: Proven to defend against colds. Don't just mask your symptoms with other cold & flu products. Help treat the common cold by reducing the number of viruses with BETADINE® COLD DEFENCE™.FOR THE WHOLE FAMILY: Use BETADINE® COLD DEFENCE™ Nasal Spray for adults and children 4 years and older. (Children 1 to 4 years of age, consult a healthcare practitioner before use).BETADINE®: This gentle mist Nasal Spray forms a barrier to block viruses and reduce the spread of colds. Available in a convenient on-the-go size.DEFEND AGAINST COLDS: Helps trap and disable viruses in the nasal cavity to help prevent viruses from spreading and multiplying.