Directions 1. Drop one tablet into enough very warm water to cover denture. 2. Place denture into effervescing solution, which will change from blue to green. 3. After 5 minutes, remove and rinse denture thoroughly. Denture is clean and odor free. 4. For best results, brush denture by using Efferdent Plus denture cleanser solution and then rinse dentures again. Immediately throw away solution. Do not swallow or gargle with solution. Can be used in any denture bath. Dentures may be soaked safely in Efferdent Plus denture cleanser overnight. Recommended for use on full or partial dentures.